Merge branch 'master' of https://gitlab.com/gitlab-org/gitlab-ce into git-archive-improvements-2git-archive-improvements-2

138 files changed, 1776 insertions, 801 deletions

diff --git a/CHANGELOG b/CHANGELOG
index 0f9711adae4..3f0bfda4868 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,12 +1,21 @@
 Please view this file on the master branch, on stable branches it's out of date.
 
 v 8.2.0 (unreleased)
+  - Fix duplicate repositories in GitHub import page (Stan Hu)
   - Show last project commit to default branch on project home page
   - Highlight comment based on anchor in URL
+  - Adds ability to remove the forked relationship from project settings screen. (Han Loong Liauw)
+  - Improved performance of sorting milestone issues
+  - Allow users to select the Files view as default project view (Cristian Bica)
 
 v 8.1.0 (unreleased)
+  - Send an email to admin email when a user is reported for spam (Jonathan Rochkind)
+  - Show notifications button when user is member of group rather than project (Grzegorz Bizon)
+  - Fix bug preventing mentioned issued from being closed when MR is merged using fast-forward merge.
+  - Fix nonatomic database update potentially causing project star counts to go negative (Stan Hu)
   - Fix error preventing displaying of commit data for a directory with a leading dot (Stan Hu)
   - Speed up load times of issue detail pages by roughly 1.5x
+  - If a merge request is to close an issue, show this on the issue page (Zeger-Jan van de Weg)
   - Add a system note and update relevant merge requests when a branch is deleted or re-added (Stan Hu)
   - Make diff file view easier to use on mobile screens (Stan Hu)
   - Improved performance of finding users by username or Email address
@@ -59,6 +68,7 @@ v 8.1.0 (unreleased)
   - Fix position of hamburger in header for smaller screens (Han Loong Liauw)
   - Fix bug where Emojis in Markdown would truncate remaining text (Sakata Sinji)
   - Persist filters when sorting on admin user page (Jerry Lukins)
+  - Allow dashboard and group issues/MRs to be filtered by label
   - Add spellcheck=false to certain input fields
   - Invalidate stored service password if the endpoint URL is changed
   - Project names are not fully shown if group name is too big, even on group page view
@@ -68,6 +78,12 @@ v 8.1.0 (unreleased)
   - Hide passwords from services API (Alex Lossent)
   - Fix: Images cannot show when projects' path was changed
   - Let gitlab-git-http-server generate and serve 'git archive' downloads
+  - Optimize query when filtering on issuables (Zeger-Jan van de Weg)
+  - Fix padding of outdated discussion item.
+
+v 8.0.5
+  - Correct lookup-by-email for LDAP logins
+  - Fix loading spinner sometimes not being hidden on Merge Request tab switches
 
 v 8.0.4
   - Fix Message-ID header to be RFC 2111-compliant to prevent e-mails being dropped (Stan Hu)
diff --git a/GITLAB_GIT_HTTP_SERVER_VERSION b/GITLAB_GIT_HTTP_SERVER_VERSION
new file mode 100644
index 00000000000..0d91a54c7d4
--- /dev/null
+++ b/GITLAB_GIT_HTTP_SERVER_VERSION
@@ -0,0 +1 @@
+0.3.0
diff --git a/app/assets/stylesheets/framework/blocks.scss b/app/assets/stylesheets/framework/blocks.scss
index 32d219d4d60..5949a0fd5ad 100644
--- a/app/assets/stylesheets/framework/blocks.scss
+++ b/app/assets/stylesheets/framework/blocks.scss
@@ -65,3 +65,48 @@
     line-height: 42px;
   }
 }
+
+.cover-block {
+  text-align: center;
+  background: #f7f8fa;
+  margin: -$gl-padding;
+  margin-bottom: 0;
+  padding: 44px $gl-padding;
+  border-bottom: 1px solid $border-color;
+  position: relative;
+
+  .avatar-holder {
+    margin-bottom: 16px;
+
+    .avatar, .identicon {
+      margin: 0 auto;
+      float: none;
+    }
+
+    .identicon {
+      @include border-radius(50%);
+    }
+  }
+
+  .cover-title {
+    color: $gl-header-color;
+    margin: 0;
+    font-size: 23px;
+    font-weight: normal;
+    margin: 16px 0 5px 0;
+    color: #4c4e54;
+    font-size: 23px;
+    line-height: 1.1;
+  }
+
+  .cover-desc {
+    padding: 0 $gl-padding;
+    color: $gl-text-color;
+  }
+
+  .cover-controls {
+    position: absolute;
+    top: 10px;
+    right: 10px;
+  }
+}
diff --git a/app/assets/stylesheets/framework/files.scss b/app/assets/stylesheets/framework/files.scss
index 9dd77747884..8742d1c39b3 100644
--- a/app/assets/stylesheets/framework/files.scss
+++ b/app/assets/stylesheets/framework/files.scss
@@ -10,6 +10,10 @@
   border-bottom: 1px solid #E7E9EE;
   margin-bottom: 1em;
 
+  &.readme-holder {
+    border-bottom: 0;
+  }
+
   table {
     @extend .table;
   }
diff --git a/app/assets/stylesheets/framework/typography.scss b/app/assets/stylesheets/framework/typography.scss
index 1857c1659aa..e6d1cca9f7a 100644
--- a/app/assets/stylesheets/framework/typography.scss
+++ b/app/assets/stylesheets/framework/typography.scss
@@ -18,7 +18,6 @@
     font-family: $monospace_font;
     white-space: pre;
     word-wrap: normal;
-    padding: 1px 2px;
   }
 
   kbd {
diff --git a/app/assets/stylesheets/pages/issues.scss b/app/assets/stylesheets/pages/issues.scss
index 4bf58cb4a59..41c069f0ad3 100644
--- a/app/assets/stylesheets/pages/issues.scss
+++ b/app/assets/stylesheets/pages/issues.scss
@@ -132,6 +132,11 @@ form.edit-issue {
   }
 }
 
+.issue-closed-by-widget {
+  padding: 16px 0;
+  margin: 0px;
+}
+
 .issue-form .select2-container {
   width: 250px !important;
 }
diff --git a/app/assets/stylesheets/pages/notes.scss b/app/assets/stylesheets/pages/notes.scss
index abb03b07f51..1980fe0d458 100644
--- a/app/assets/stylesheets/pages/notes.scss
+++ b/app/assets/stylesheets/pages/notes.scss
@@ -30,7 +30,6 @@ ul.notes {
   .discussion-header,
   .note-header {
     @extend .cgray;
-    padding-bottom: 15px;
 
     a:hover {
       text-decoration: none;
@@ -75,6 +74,10 @@ ul.notes {
     }
   }
 
+  .discussion-body {
+    padding-top: 15px;
+  }
+
   .discussion {
     overflow: hidden;
     display: block;
diff --git a/app/assets/stylesheets/pages/profile.scss b/app/assets/stylesheets/pages/profile.scss
index 8e4f0eb2b25..b7391e5303b 100644
--- a/app/assets/stylesheets/pages/profile.scss
+++ b/app/assets/stylesheets/pages/profile.scss
@@ -47,3 +47,9 @@
     }
   }
 }
+
+.calendar-hint {
+  margin-top: -12px;
+  float: right;
+  font-size: 12px;
+}
diff --git a/app/assets/stylesheets/pages/projects.scss b/app/assets/stylesheets/pages/projects.scss
index 48b87750264..bc62532f8a0 100644
--- a/app/assets/stylesheets/pages/projects.scss
+++ b/app/assets/stylesheets/pages/projects.scss
@@ -544,5 +544,5 @@ pre.light-well {
 }
 
 .project-show-readme .readme-holder {
-  padding: 7px;
+  border-top: 0;
 }
diff --git a/app/assets/stylesheets/pages/tree.scss b/app/assets/stylesheets/pages/tree.scss
index dadd86e88cc..ace371d7695 100644
--- a/app/assets/stylesheets/pages/tree.scss
+++ b/app/assets/stylesheets/pages/tree.scss
@@ -4,14 +4,6 @@
     margin-right: -$gl-padding;
   }
 
-  .tree_progress {
-    display: none;
-    margin: 20px;
-    &.loading {
-      display: block;
-    }
-  }
-
   .tree-table {
     margin-bottom: 0;
 
diff --git a/app/controllers/abuse_reports_controller.rb b/app/controllers/abuse_reports_controller.rb
index 65dbd5ef551..2f4054eaa11 100644
--- a/app/controllers/abuse_reports_controller.rb
+++ b/app/controllers/abuse_reports_controller.rb
@@ -9,6 +9,10 @@ class AbuseReportsController < ApplicationController
     @abuse_report.reporter = current_user
 
     if @abuse_report.save
+      if current_application_settings.admin_notification_email.present?
+        AbuseReportMailer.delay.notify(@abuse_report.id)
+      end
+
       message = "Thank you for your report. A GitLab administrator will look into it shortly."
       redirect_to root_path, notice: message
     else
diff --git a/app/controllers/admin/application_settings_controller.rb b/app/controllers/admin/application_settings_controller.rb
index 7c134d2ec9b..039f18f23e0 100644
--- a/app/controllers/admin/application_settings_controller.rb
+++ b/app/controllers/admin/application_settings_controller.rb
@@ -55,6 +55,7 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController
       :default_snippet_visibility,
       :restricted_signup_domains_raw,
       :version_check_enabled,
+      :admin_notification_email,
       :user_oauth_applications,
       restricted_visibility_levels: [],
       import_sources: []
diff --git a/app/controllers/ci/projects_controller.rb b/app/controllers/ci/projects_controller.rb
index 7777aa18031..809b44387ba 100644
--- a/app/controllers/ci/projects_controller.rb
+++ b/app/controllers/ci/projects_controller.rb
@@ -1,12 +1,17 @@
 module Ci
   class ProjectsController < Ci::ApplicationController
-    before_action :project
-    before_action :authenticate_user!, except: [:build, :badge]
-    before_action :authorize_access_project!, except: [:badge]
+    before_action :project, except: [:index]
+    before_action :authenticate_user!, except: [:index, :build, :badge]
+    before_action :authorize_access_project!, except: [:index, :badge]
     before_action :authorize_manage_project!, only: [:toggle_shared_runners, :dumped_yaml]
     before_action :no_cache, only: [:badge]
     protect_from_forgery
 
+    def show
+      # Temporary compatibility with CI badges pointing to CI project page
+      redirect_to namespace_project_path(project.gl_project.namespace, project.gl_project)
+    end
+
     # Project status badge
     # Image with build status for sha or ref
     def badge
diff --git a/app/controllers/import/github_controller.rb b/app/controllers/import/github_controller.rb
index aae77d384c6..67bf4190e7e 100644
--- a/app/controllers/import/github_controller.rb
+++ b/app/controllers/import/github_controller.rb
@@ -11,10 +11,6 @@ class Import::GithubController < Import::BaseController
 
   def status
     @repos = client.repos
-    client.orgs.each do |org|
-      @repos += client.org_repos(org.login)
-    end
-
     @already_added_projects = current_user.created_projects.where(import_type: "github")
     already_added_projects_names = @already_added_projects.pluck(:import_source)
 
diff --git a/app/controllers/projects/issues_controller.rb b/app/controllers/projects/issues_controller.rb
index 97485c101fb..cc8321d97ad 100644
--- a/app/controllers/projects/issues_controller.rb
+++ b/app/controllers/projects/issues_controller.rb
@@ -14,6 +14,9 @@ class Projects::IssuesController < Projects::ApplicationController
   # Allow issues bulk update
   before_action :authorize_admin_issues!, only: [:bulk_update]
 
+  # Cross-reference merge requests
+  before_action :closed_by_merge_requests, only: [:show]
+
   respond_to :html
 
   def index
@@ -112,6 +115,10 @@ class Projects::IssuesController < Projects::ApplicationController
     render nothing: true
   end
 
+  def closed_by_merge_requests
+    @closed_by_merge_requests ||= @issue.closed_by_merge_requests(current_user)
+  end
+
   protected
 
   def issue
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index 98df6984bf7..0d9c5461959 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -259,7 +259,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     @commits = @merge_request.commits
 
     @merge_request_diff = @merge_request.merge_request_diff
-    
+
     if @merge_request.locked_long_ago?
       @merge_request.unlock_mr
       @merge_request.close
diff --git a/app/controllers/projects/milestones_controller.rb b/app/controllers/projects/milestones_controller.rb
index 86f4a02a6e9..15506bd677a 100644
--- a/app/controllers/projects/milestones_controller.rb
+++ b/app/controllers/projects/milestones_controller.rb
@@ -75,11 +75,7 @@ class Projects::MilestonesController < Projects::ApplicationController
   end
 
   def sort_issues
-    @issues = @milestone.issues.where(id: params['sortable_issue'])
-    @issues.each do |issue|
-      issue.position = params['sortable_issue'].index(issue.id.to_s) + 1
-      issue.save
-    end
+    @milestone.sort_issues(params['sortable_issue'].map(&:to_i))
 
     render json: { saved: true }
   end
diff --git a/app/controllers/projects_controller.rb b/app/controllers/projects_controller.rb
index 213c2a7173b..82119022cf9 100644
--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -1,11 +1,14 @@
 class ProjectsController < ApplicationController
+  include ExtractsPath
+
   prepend_before_filter :render_go_import, only: [:show]
   skip_before_action :authenticate_user!, only: [:show, :activity]
   before_action :project, except: [:new, :create]
   before_action :repository, except: [:new, :create]
+  before_action :assign_ref_vars, :tree, only: [:show], if: :repo_exists?
 
   # Authorize
-  before_action :authorize_admin_project!, only: [:edit, :update, :destroy, :transfer, :archive, :unarchive]
+  before_action :authorize_admin_project!, only: [:edit, :update]
   before_action :event_filter, only: [:show, :activity]
 
   layout :determine_layout
@@ -56,6 +59,8 @@ class ProjectsController < ApplicationController
   end
 
   def transfer
+    return access_denied! unless can?(current_user, :change_namespace, @project)
+
     namespace = Namespace.find_by(id: params[:new_namespace_id])
     ::Projects::TransferService.new(project, current_user).execute(namespace)
 
@@ -64,6 +69,15 @@ class ProjectsController < ApplicationController
     end
   end
 
+  def remove_fork
+    return access_denied! unless can?(current_user, :remove_fork_project, @project)
+
+    if @project.forked?
+      @project.forked_project_link.destroy
+      flash[:notice] = 'The fork relationship has been removed.'
+    end
+  end
+
   def activity
     respond_to do |format|
       format.html
@@ -87,7 +101,7 @@ class ProjectsController < ApplicationController
             render 'projects/empty'
           else
             if current_user
-              @membership = @project.project_member_by_id(current_user.id)
+              @membership = @project.team.find_member(current_user.id)
             end
 
             render :show
@@ -139,6 +153,7 @@ class ProjectsController < ApplicationController
 
   def archive
     return access_denied! unless can?(current_user, :archive_project, @project)
+
     @project.archive!
 
     respond_to do |format|
@@ -148,6 +163,7 @@ class ProjectsController < ApplicationController
 
   def unarchive
     return access_denied! unless can?(current_user, :archive_project, @project)
+
     @project.unarchive!
 
     respond_to do |format|
@@ -225,4 +241,14 @@ class ProjectsController < ApplicationController
 
     render "go_import", layout: false
   end
+
+  def repo_exists?
+    project.repository_exists? && !project.empty_repo?
+  end
+
+  # Override get_id from ExtractsPath, which returns the branch and file path 
+  # for the blob/tree, which in this case is just the root of the default branch.
+  def get_id
+    project.repository.root_ref
+  end
 end
diff --git a/app/finders/issuable_finder.rb b/app/finders/issuable_finder.rb
index 97c7e74c294..c407dfc163a 100644
--- a/app/finders/issuable_finder.rb
+++ b/app/finders/issuable_finder.rb
@@ -53,15 +53,36 @@ class IssuableFinder
       end
   end
 
+  def project?
+    params[:project_id].present?
+  end
+
   def project
     return @project if defined?(@project)
 
-    @project =
-      if params[:project_id].present?
-        Project.find(params[:project_id])
-      else
-        nil
-      end
+    if project?
+      @project = Project.find(params[:project_id])
+      
+      unless Ability.abilities.allowed?(current_user, :read_project, @project)
+        @project = nil
+      end 
+    else
+      @project = nil
+    end
+
+    @project
+  end
+
+  def projects
+    return @projects if defined?(@projects)
+
+    if project?
+      project
+    elsif current_user && params[:authorized_only].presence && !current_user_related?
+      current_user.authorized_projects
+    else
+      ProjectsFinder.new.execute(current_user)
+    end
   end
 
   def search
@@ -72,7 +93,7 @@ class IssuableFinder
     params[:milestone_title].present?
   end
 
-  def no_milestones?
+  def filter_by_no_milestone?
     milestones? && params[:milestone_title] == Milestone::None.title
   end
 
@@ -81,12 +102,22 @@ class IssuableFinder
 
     @milestones =
       if milestones?
-        Milestone.where(title: params[:milestone_title])
+        scope = Milestone.where(project_id: projects)
+
+        scope.where(title: params[:milestone_title])
       else
         nil
       end
   end
 
+  def labels?
+    params[:label_name].present?
+  end
+
+  def filter_by_no_label?
+    labels? && params[:label_name] == Label::None.title
+  end
+
   def assignee?
     params[:assignee_id].present?
   end
@@ -120,19 +151,7 @@ class IssuableFinder
   private
 
   def init_collection
-    table_name = klass.table_name
-
-    if project
-      if Ability.abilities.allowed?(current_user, :read_project, project)
-        project.send(table_name)
-      else
-        []
-      end
-    elsif current_user && params[:authorized_only].presence && !current_user_related?
-      klass.of_projects(current_user.authorized_projects).references(:project)
-    else
-      klass.of_projects(ProjectsFinder.new.execute(current_user)).references(:project)
-    end
+    klass.all
   end
 
   def by_scope(items)
@@ -170,7 +189,12 @@ class IssuableFinder
   end
 
   def by_project(items)
-    items = items.of_projects(project.id) if project
+    items =
+      if projects
+        items.of_projects(projects).references(:project)
+      else
+        items.none
+      end
 
     items
   end
@@ -185,18 +209,6 @@ class IssuableFinder
     items.sort(params[:sort])
   end
 
-  def by_milestone(items)
-    if milestones?
-      if no_milestones?
-        items = items.where(milestone_id: [-1, nil])
-      else
-        items = items.where(milestone_id: milestones.try(:pluck, :id))
-      end
-    end
-
-    items
-  end
-
   def by_assignee(items)
     if assignee?
       items = items.where(assignee_id: assignee.try(:id))
@@ -213,20 +225,36 @@ class IssuableFinder
     items
   end
 
-  def by_label(items)
-    if params[:label_name].present?
-      if params[:label_name] == Label::None.title
-        item_ids = LabelLink.where(target_type: klass.name).pluck(:target_id)
+  def by_milestone(items)
+    if milestones?
+      if filter_by_no_milestone?
+        items = items.where(milestone_id: [-1, nil])
+      else
+        items = items.joins(:milestone).where(milestones: { title: params[:milestone_title] })
+
+        if projects
+          items = items.where(milestones: { project_id: projects })
+        end
+      end
+    end
+
+    items
+  end
 
-        items = items.where('id NOT IN (?)', item_ids)
+  def by_label(items)
+    if labels?
+      if filter_by_no_label?
+        items = items.
+          joins("LEFT OUTER JOIN label_links ON label_links.target_type = '#{klass.name}' AND label_links.target_id = #{klass.table_name}.id").
+          where(label_links: { id: nil })
       else
         label_names = params[:label_name].split(",")
 
-        item_ids = LabelLink.joins(:label).
-          where('labels.title in (?)', label_names).
-          where(target_type: klass.name).pluck(:target_id)
+        items = items.joins(:labels).where(labels: { title: label_names })
 
-        items = items.where(id: item_ids)
+        if projects
+          items = items.where(labels: { project_id: projects })
+        end
       end
     end
 
diff --git a/app/helpers/gitlab_markdown_helper.rb b/app/helpers/gitlab_markdown_helper.rb
index 12b87dca798..65813482120 100644
--- a/app/helpers/gitlab_markdown_helper.rb
+++ b/app/helpers/gitlab_markdown_helper.rb
@@ -19,7 +19,8 @@ module GitlabMarkdownHelper
                      escape_once(body)
                    end
 
-    gfm_body = Gitlab::Markdown.gfm(escaped_body, project: @project, current_user: current_user)
+    user = current_user if defined?(current_user)
+    gfm_body = Gitlab::Markdown.gfm(escaped_body, project: @project, current_user: user)
 
     fragment = Nokogiri::HTML::DocumentFragment.parse(gfm_body)
     if fragment.children.size == 1 && fragment.children[0].name == 'a'
@@ -45,29 +46,39 @@ module GitlabMarkdownHelper
   end
 
   def markdown(text, context = {})
+    return "" unless text.present?
+
     context.reverse_merge!(
-      current_user: current_user,
       path:         @path,
+      pipeline:     :default,
       project:      @project,
       project_wiki: @project_wiki,
       ref:          @ref
     )
 
-    Gitlab::Markdown.render(text, context)
+    user = current_user if defined?(current_user)
+
+    html = Gitlab::Markdown.render(text, context)
+    Gitlab::Markdown.post_process(html, pipeline: context[:pipeline], project: @project, user: user)
   end
 
   # TODO (rspeicher): Remove all usages of this helper and just call `markdown`
   # with a custom pipeline depending on the content being rendered
   def gfm(text, options = {})
+    return "" unless text.present?
+
     options.reverse_merge!(
-      current_user: current_user,
       path:         @path,
+      pipeline:     :default,
       project:      @project,
       project_wiki: @project_wiki,
       ref:          @ref
     )
 
-    Gitlab::Markdown.gfm(text, options)
+    user = current_user if defined?(current_user)
+
+    html = Gitlab::Markdown.gfm(text, options)
+    Gitlab::Markdown.post_process(html, pipeline: options[:pipeline], project: @project, user: user)
   end
 
   def asciidoc(text)
diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index 6ddb37cd0dc..fda18e7b316 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -83,6 +83,10 @@ module IssuesHelper
     end
   end
 
+  def merge_requests_sentence(merge_requests)
+    merge_requests.map(&:to_reference).to_sentence(last_word_connector: ', or ')
+  end
+
   # Required for Gitlab::Markdown::IssueReferenceFilter
   module_function :url_for_issue
 end
diff --git a/app/helpers/labels_helper.rb b/app/helpers/labels_helper.rb
index 66b18eea699..ee04ace35d0 100644
--- a/app/helpers/labels_helper.rb
+++ b/app/helpers/labels_helper.rb
@@ -92,11 +92,19 @@ module LabelsHelper
     end
   end
 
-  def project_labels_options(project)
-    labels = project.labels.to_a
-    labels.unshift(Label::None)
-    labels.unshift(Label::Any)
-    options_from_collection_for_select(labels, 'name', 'title', params[:label_name])
+  def projects_labels_options
+    labels =
+      if @project
+        @project.labels
+      else
+        Label.where(project_id: @projects)
+      end
+
+    grouped_labels = Labels::GroupService.new(labels).execute
+    grouped_labels.unshift(Label::None)
+    grouped_labels.unshift(Label::Any)
+
+    options_from_collection_for_select(grouped_labels, 'name', 'title', params[:label_name])
   end
 
   # Required for Gitlab::Markdown::LabelReferenceFilter
diff --git a/app/helpers/preferences_helper.rb b/app/helpers/preferences_helper.rb
index 4710171ebaa..c73cb3028ee 100644
--- a/app/helpers/preferences_helper.rb
+++ b/app/helpers/preferences_helper.rb
@@ -34,7 +34,8 @@ module PreferencesHelper
   def project_view_choices
     [
       ['Readme (default)', :readme],
-      ['Activity view', :activity]
+      ['Activity view', :activity],
+      ['Files view', :files]
     ]
   end
 
@@ -46,8 +47,7 @@ module PreferencesHelper
     Gitlab::ColorSchemes.for_user(current_user).css_class
   end
 
-  def prefer_readme?
-    !current_user ||
-      current_user.project_view == 'readme'
+  def default_project_view
+    current_user ? current_user.project_view : 'readme'
   end
 end
diff --git a/app/helpers/projects_helper.rb b/app/helpers/projects_helper.rb
index dbadbb74549..5301c2ccf76 100644
--- a/app/helpers/projects_helper.rb
+++ b/app/helpers/projects_helper.rb
@@ -70,6 +70,10 @@ module ProjectsHelper
     "You are going to transfer #{project.name_with_namespace} to another owner. Are you ABSOLUTELY sure?"
   end
 
+  def remove_fork_project_message(project)
+    "You are going to remove the fork relationship to source project #{@project.forked_from_project.name_with_namespace}.  Are you ABSOLUTELY sure?"
+  end
+
   def project_nav_tabs
     @nav_tabs ||= get_project_nav_tabs(@project, current_user)
   end
@@ -113,7 +117,7 @@ module ProjectsHelper
       nav_tabs << :merge_requests
     end
 
-    if can?(current_user, :read_build, project)
+    if project.gitlab_ci? && can?(current_user, :read_build, project)
       nav_tabs << :builds
     end
 
diff --git a/app/mailers/abuse_report_mailer.rb b/app/mailers/abuse_report_mailer.rb
new file mode 100644
index 00000000000..f0c41f69a5c
--- /dev/null
+++ b/app/mailers/abuse_report_mailer.rb
@@ -0,0 +1,12 @@
+class AbuseReportMailer < BaseMailer
+  include Gitlab::CurrentSettings
+
+  def notify(abuse_report_id)
+    @abuse_report = AbuseReport.find(abuse_report_id)
+
+    mail(
+      to:       current_application_settings.admin_notification_email, 
+      subject:  "#{@abuse_report.user.name} (#{@abuse_report.user.username}) was reported for abuse"
+    )
+  end
+end
diff --git a/app/models/ability.rb b/app/models/ability.rb
index 38bc2086683..b72178fa126 100644
--- a/app/models/ability.rb
+++ b/app/models/ability.rb
@@ -189,7 +189,8 @@ class Ability
         :change_visibility_level,
         :rename_project,
         :remove_project,
-        :archive_project
+        :archive_project,
+        :remove_fork_project
       ]
     end
 
diff --git a/app/models/application_setting.rb b/app/models/application_setting.rb
index c8841178e93..05430c2ee18 100644
--- a/app/models/application_setting.rb
+++ b/app/models/application_setting.rb
@@ -44,6 +44,10 @@ class ApplicationSetting < ActiveRecord::Base
     allow_blank: true,
     format: { with: /\A#{URI.regexp(%w(http https))}\z/, message: "should be a valid url" }
 
+  validates :admin_notification_email,
+    allow_blank: true,
+    email: true
+
   validates_each :restricted_visibility_levels do |record, attr, value|
     unless value.nil?
       value.each do |level|
diff --git a/app/models/commit.rb b/app/models/commit.rb
index d5c50013525..23b5e38336c 100644
--- a/app/models/commit.rb
+++ b/app/models/commit.rb
@@ -2,13 +2,13 @@ class Commit
   extend ActiveModel::Naming
 
   include ActiveModel::Conversion
-  include Mentionable
   include Participable
+  include Mentionable
   include Referable
   include StaticModel
 
   attr_mentionable :safe_message
-  participant :author, :committer, :notes, :mentioned_users
+  participant :author, :committer, :notes
 
   attr_accessor :project
 
diff --git a/app/models/concerns/issuable.rb b/app/models/concerns/issuable.rb
index 0e8bcc1a4ec..5e964f04ef5 100644
--- a/app/models/concerns/issuable.rb
+++ b/app/models/concerns/issuable.rb
@@ -6,8 +6,8 @@
 #
 module Issuable
   extend ActiveSupport::Concern
-  include Mentionable
   include Participable
+  include Mentionable
 
   included do
     belongs_to :author, class_name: "User"
@@ -47,8 +47,7 @@ module Issuable
              prefix: true
 
     attr_mentionable :title, :description
-
-    participant :author, :assignee, :notes_with_associations, :mentioned_users
+    participant :author, :assignee, :notes_with_associations
   end
 
   module ClassMethods
@@ -86,6 +85,10 @@ module Issuable
     assignee_id_changed?
   end
 
+  def open?
+    opened? || reopened?
+  end
+
   #
   # Votes
   #
diff --git a/app/models/concerns/mentionable.rb b/app/models/concerns/mentionable.rb
index b34def66d2e..193c91f1742 100644
--- a/app/models/concerns/mentionable.rb
+++ b/app/models/concerns/mentionable.rb
@@ -20,6 +20,12 @@ module Mentionable
     end
   end
 
+  included do
+    if self < Participable
+      participant ->(current_user) { mentioned_users(current_user, load_lazy_references: false) }
+    end
+  end
+
   # Returns the text used as the body of a Note when this object is referenced
   #
   # By default this will be the class name and the result of calling
@@ -41,22 +47,22 @@ module Mentionable
     self
   end
 
-  def all_references(current_user = self.author, text = self.mentionable_text)
-    ext = Gitlab::ReferenceExtractor.new(self.project, current_user)
+  def all_references(current_user = self.author, text = self.mentionable_text, load_lazy_references: true)
+    ext = Gitlab::ReferenceExtractor.new(self.project, current_user, load_lazy_references: load_lazy_references)
     ext.analyze(text)
     ext
   end
 
-  def mentioned_users(current_user = nil)
-    all_references(current_user).users.uniq
+  def mentioned_users(current_user = nil, load_lazy_references: true)
+    all_references(current_user, load_lazy_references: load_lazy_references).users
   end
 
   # Extract GFM references to other Mentionables from this Mentionable. Always excludes its #local_reference.
-  def referenced_mentionables(current_user = self.author, text = self.mentionable_text)
+  def referenced_mentionables(current_user = self.author, text = self.mentionable_text, load_lazy_references: true)
     return [] if text.blank?
 
-    refs = all_references(current_user, text)
-    (refs.issues + refs.merge_requests + refs.commits).uniq - [local_reference]
+    refs = all_references(current_user, text, load_lazy_references: load_lazy_references)
+    (refs.issues + refs.merge_requests + refs.commits) - [local_reference]
   end
 
   # Create a cross-reference Note for each GFM reference to another Mentionable found in +mentionable_text+.
diff --git a/app/models/concerns/participable.rb b/app/models/concerns/participable.rb
index ffc874357fd..85367f89f4f 100644
--- a/app/models/concerns/participable.rb
+++ b/app/models/concerns/participable.rb
@@ -12,7 +12,7 @@
 #
 #       # ...
 #
-#       participant :author, :assignee, :mentioned_users, :notes
+#       participant :author, :assignee, :notes, ->(current_user) { mentioned_users(current_user) }
 #     end
 #
 #     issue = Issue.last
@@ -27,7 +27,7 @@ module Participable
 
   module ClassMethods
     def participant(*attrs)
-      participant_attrs.concat(attrs.map(&:to_s))
+      participant_attrs.concat(attrs)
     end
 
     def participant_attrs
@@ -37,33 +37,39 @@ module Participable
 
   # Be aware that this method makes a lot of sql queries.
   # Save result into variable if you are going to reuse it inside same request
-  def participants(current_user = self.author)
-    self.class.participant_attrs.flat_map do |attr|
-      meth = method(attr)
-
+  def participants(current_user = self.author, load_lazy_references: true)
+    participants = self.class.participant_attrs.flat_map do |attr|
       value =
-        if meth.arity == 1 || meth.arity == -1
-          meth.call(current_user)
+        if attr.respond_to?(:call)
+          instance_exec(current_user, &attr)
         else
-          meth.call
+          send(attr)
         end
 
       participants_for(value, current_user)
-    end.compact.uniq.select do |user|
-      user.can?(:read_project, self.project)
+    end.compact.uniq
+
+    if load_lazy_references
+      participants = Gitlab::Markdown::ReferenceFilter::LazyReference.load(participants).uniq
+
+      participants.select! do |user|
+        user.can?(:read_project, project)
+      end
     end
+
+    participants
   end
 
   private
 
   def participants_for(value, current_user = nil)
     case value
-    when User
+    when User, Gitlab::Markdown::ReferenceFilter::LazyReference
       [value]
     when Enumerable, ActiveRecord::Relation
       value.flat_map { |v| participants_for(v, current_user) }
     when Participable
-      value.participants(current_user)
+      value.participants(current_user, load_lazy_references: false)
     end
   end
 end
diff --git a/app/models/group_label.rb b/app/models/group_label.rb
new file mode 100644
index 00000000000..0fc39cb8771
--- /dev/null
+++ b/app/models/group_label.rb
@@ -0,0 +1,9 @@
+class GroupLabel
+  attr_accessor :title, :labels
+  alias_attribute :name, :title
+
+  def initialize(title, labels)
+    @title = title
+    @labels = labels
+  end
+end
diff --git a/app/models/group_milestone.rb b/app/models/group_milestone.rb
index 1dd2be68ebf..91844da62e2 100644
--- a/app/models/group_milestone.rb
+++ b/app/models/group_milestone.rb
@@ -1,5 +1,5 @@
 class GroupMilestone
-
+  attr_accessor :title, :milestones
   alias_attribute :name, :title
 
   def initialize(title, milestones)
@@ -7,18 +7,10 @@ class GroupMilestone
     @milestones = milestones
   end
 
-  def title
-    @title
-  end
-
   def safe_title
     @title.parameterize
   end
-
-  def milestones
-    @milestones
-  end
-
+  
   def projects
     milestones.map { |milestone| milestone.project }
   end
diff --git a/app/models/issue.rb b/app/models/issue.rb
index fc7e9abe29e..72183108033 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -95,4 +95,14 @@ class Issue < ActiveRecord::Base
   def source_project
     project
   end
+
+  # From all notes on this issue, we'll select the system notes about linked
+  # merge requests. Of those, the MRs closing `self` are returned.
+  def closed_by_merge_requests(current_user = nil)
+    return [] unless open?
+
+    notes.system.flat_map do |note|
+      note.all_references(current_user).merge_requests
+    end.uniq.select { |mr| mr.open? && mr.closes_issue?(self) }
+  end
 end
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index c83b15c7d39..0042b95c4f1 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -222,10 +222,6 @@ class MergeRequest < ActiveRecord::Base
     self.target_project.events.where(target_id: self.id, target_type: "MergeRequest", action: Event::CLOSED).last
   end
 
-  def open?
-    opened? || reopened?
-  end
-
   def work_in_progress?
     !!(title =~ /\A\[?WIP\]?:? /i)
   end
@@ -294,6 +290,10 @@ class MergeRequest < ActiveRecord::Base
     target_project
   end
 
+  def closes_issue?(issue)
+    closes_issues.include?(issue)
+  end
+
   # Return the set of issues that will be closed if this merge request is accepted.
   def closes_issues(current_user = self.author)
     if target_branch == project.default_branch
diff --git a/app/models/milestone.rb b/app/models/milestone.rb
index 84acba30b6b..2ff16e2825c 100644
--- a/app/models/milestone.rb
+++ b/app/models/milestone.rb
@@ -105,4 +105,36 @@ class Milestone < ActiveRecord::Base
   def author_id
     nil
   end
+
+  # Sorts the issues for the given IDs.
+  #
+  # This method runs a single SQL query using a CASE statement to update the
+  # position of all issues in the current milestone (scoped to the list of IDs).
+  #
+  # Given the ids [10, 20, 30] this method produces a SQL query something like
+  # the following:
+  #
+  #     UPDATE issues
+  #     SET position = CASE
+  #       WHEN id = 10 THEN 1
+  #       WHEN id = 20 THEN 2
+  #       WHEN id = 30 THEN 3
+  #       ELSE position
+  #     END
+  #     WHERE id IN (10, 20, 30);
+  #
+  # This method expects that the IDs given in `ids` are already Fixnums.
+  def sort_issues(ids)
+    pairs = []
+
+    ids.each_with_index do |id, index|
+      pairs << id
+      pairs << index + 1
+    end
+
+    conditions = 'WHEN id = ? THEN ? ' * ids.length
+
+    issues.where(id: ids).
+      update_all(["position = CASE #{conditions} ELSE position END", *pairs])
+  end
 end
diff --git a/app/models/note.rb b/app/models/note.rb
index ebbdd2f33a1..0b3aa30abd7 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -22,14 +22,14 @@ require 'carrierwave/orm/activerecord'
 require 'file_size_validator'
 
 class Note < ActiveRecord::Base
-  include Mentionable
   include Gitlab::CurrentSettings
   include Participable
+  include Mentionable
 
   default_value_for :system, false
 
   attr_mentionable :note
-  participant :author, :mentioned_users
+  participant :author
 
   belongs_to :project
   belongs_to :noteable, polymorphic: true
diff --git a/app/models/user.rb b/app/models/user.rb
index 17ccb3b8788..7e4321d5376 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -183,7 +183,7 @@ class User < ActiveRecord::Base
 
   # User's Project preference
   # Note: When adding an option, it MUST go on the end of the array.
-  enum project_view: [:readme, :activity]
+  enum project_view: [:readme, :activity, :files]
 
   alias_attribute :private_token, :authentication_token
 
@@ -706,12 +706,15 @@ class User < ActiveRecord::Base
   end
 
   def toggle_star(project)
-    user_star_project = users_star_projects.
-      where(project: project, user: self).take
-    if user_star_project
-      user_star_project.destroy
-    else
-      UsersStarProject.create!(project: project, user: self)
+    UsersStarProject.transaction do
+      user_star_project = users_star_projects.
+          where(project: project, user: self).lock(true).first
+
+      if user_star_project
+        user_star_project.destroy
+      else
+        UsersStarProject.create!(project: project, user: self)
+      end
     end
   end
 
diff --git a/app/services/git_push_service.rb b/app/services/git_push_service.rb
index e54044365b9..3de7bb9dcaa 100644
--- a/app/services/git_push_service.rb
+++ b/app/services/git_push_service.rb
@@ -79,7 +79,7 @@ class GitPushService
 
     authors = Hash.new do |hash, commit|
       email = commit.author_email
-      return hash[email] if hash.has_key?(email)
+      next hash[email] if hash.has_key?(email)
 
       hash[email] = commit_user(commit)
     end
diff --git a/app/services/labels/group_service.rb b/app/services/labels/group_service.rb
new file mode 100644
index 00000000000..b26cee24d56
--- /dev/null
+++ b/app/services/labels/group_service.rb
@@ -0,0 +1,26 @@
+module Labels
+  class GroupService < ::BaseService
+    def initialize(project_labels)
+      @project_labels = project_labels.group_by(&:title)
+    end
+
+    def execute
+      build(@project_labels)
+    end
+
+    def label(title)
+      if title
+        group_label = @project_labels[title].group_by(&:title)
+        build(group_label).first
+      else
+        nil
+      end
+    end
+
+    private
+
+    def build(label)
+      label.map { |title, labels| GroupLabel.new(title, labels) }
+    end
+  end
+end
diff --git a/app/services/merge_requests/post_merge_service.rb b/app/services/merge_requests/post_merge_service.rb
index aceb8cb9021..8f25c5e2496 100644
--- a/app/services/merge_requests/post_merge_service.rb
+++ b/app/services/merge_requests/post_merge_service.rb
@@ -6,6 +6,7 @@ module MergeRequests
   #
   class PostMergeService < MergeRequests::BaseService
     def execute(merge_request)
+      close_issues(merge_request)
       merge_request.mark_as_merged
       create_merge_event(merge_request, current_user)
       create_note(merge_request)
@@ -15,6 +16,15 @@ module MergeRequests
 
     private
 
+    def close_issues(merge_request)
+      return unless merge_request.target_branch == project.default_branch
+
+      closed_issues = merge_request.closes_issues(current_user)
+      closed_issues.each do |issue|
+        Issues::CloseService.new(project, current_user, {}).execute(issue, merge_request)
+      end
+    end
+
     def create_merge_event(merge_request, current_user)
       EventCreateService.new.merge_mr(merge_request, current_user)
     end
diff --git a/app/views/abuse_report_mailer/notify.html.haml b/app/views/abuse_report_mailer/notify.html.haml
new file mode 100644
index 00000000000..619533e09a7
--- /dev/null
+++ b/app/views/abuse_report_mailer/notify.html.haml
@@ -0,0 +1,11 @@
+%p
+  #{link_to @abuse_report.user.name, user_url(@abuse_report.user)} 
+  (@#{@abuse_report.user.username}) was reported for abuse by 
+  #{link_to @abuse_report.reporter.name, user_url(@abuse_report.reporter)} 
+  (@#{@abuse_report.reporter.username}).
+
+%blockquote
+  = @abuse_report.message
+
+%p
+  = link_to "View details", abuse_reports_url
diff --git a/app/views/abuse_report_mailer/notify.text.haml b/app/views/abuse_report_mailer/notify.text.haml
new file mode 100644
index 00000000000..7dacf857035
--- /dev/null
+++ b/app/views/abuse_report_mailer/notify.text.haml
@@ -0,0 +1,5 @@
+#{@abuse_report.user.name} (@#{@abuse_report.user.username}) was reported for abuse by #{@abuse_report.reporter.name} (@#{@abuse_report.reporter.username}).
+\
+> #{@abuse_report.message}
+\
+View details: #{admin_abuse_reports_url}
diff --git a/app/views/admin/application_settings/_form.html.haml b/app/views/admin/application_settings/_form.html.haml
index a36ae0b766c..7a78526e09a 100644
--- a/app/views/admin/application_settings/_form.html.haml
+++ b/app/views/admin/application_settings/_form.html.haml
@@ -47,6 +47,12 @@
           = f.label :version_check_enabled do
             = f.check_box :version_check_enabled
             Version check enabled
+    .form-group
+      = f.label :admin_notification_email, class: 'control-label col-sm-2'
+      .col-sm-10
+        = f.text_field :admin_notification_email, class: 'form-control'
+        .help-block
+          Abuse reports will be sent to this address if it is set. Abuse reports are always available in the admin area.
 
   %fieldset
     %legend Account and Limit Settings
diff --git a/app/views/users/_profile.html.haml b/app/views/admin/users/_profile.html.haml
index 90d9980c85c..90d9980c85c 100644
--- a/app/views/users/_profile.html.haml
+++ b/app/views/admin/users/_profile.html.haml
diff --git a/app/views/admin/users/show.html.haml b/app/views/admin/users/show.html.haml
index 231bcb0426f..0848504b7a6 100644
--- a/app/views/admin/users/show.html.haml
+++ b/app/views/admin/users/show.html.haml
@@ -14,7 +14,7 @@
           %strong
             = link_to user_path(@user) do
               = @user.username
-    = render 'users/profile', user: @user
+    = render 'admin/users/profile', user: @user
 
     .panel.panel-default
       .panel-heading
diff --git a/app/views/ci/projects/index.html.haml b/app/views/ci/projects/index.html.haml
new file mode 100644
index 00000000000..9c2290bc4a5
--- /dev/null
+++ b/app/views/ci/projects/index.html.haml
@@ -0,0 +1,20 @@
+.wiki
+  %h1
+    GitLab CI is now integrated in GitLab UI
+  %h2 For existing projects
+
+  %p
+    Check the following pages to find the CI status you're looking for:
+
+  %ul
+    %li Projects page - shows CI status for each project.
+    %li Project commits page - show CI status for each commit.
+
+
+
+  %h2 For new projects
+
+  %p
+    If you want to enable CI for a new project it is easy as adding
+    = link_to ".gitlab-ci.yml", "http://doc.gitlab.com/ce/ci/yaml/README.html"
+    file to your repository
diff --git a/app/views/events/_event_issue.atom.haml b/app/views/events/_event_issue.atom.haml
index 4259f64c191..fad65310021 100644
--- a/app/views/events/_event_issue.atom.haml
+++ b/app/views/events/_event_issue.atom.haml
@@ -1,3 +1,2 @@
 %div{xmlns: "http://www.w3.org/1999/xhtml"}
-  - if issue.description.present?
-    = markdown(issue.description, xhtml: true, reference_only_path: false, project: issue.project)
+  = markdown(issue.description, pipeline: :atom, project: issue.project)
diff --git a/app/views/events/_event_merge_request.atom.haml b/app/views/events/_event_merge_request.atom.haml
index e8ed13df783..19bdc7b9ca5 100644
--- a/app/views/events/_event_merge_request.atom.haml
+++ b/app/views/events/_event_merge_request.atom.haml
@@ -1,3 +1,2 @@
 %div{xmlns: "http://www.w3.org/1999/xhtml"}
-  - if merge_request.description.present?
-    = markdown(merge_request.description, xhtml: true, reference_only_path: false, project: merge_request.project)
+  = markdown(merge_request.description, pipeline: :atom, project: merge_request.project)
diff --git a/app/views/events/_event_note.atom.haml b/app/views/events/_event_note.atom.haml
index cfbfba50202..b730ebbd5f9 100644
--- a/app/views/events/_event_note.atom.haml
+++ b/app/views/events/_event_note.atom.haml
@@ -1,2 +1,2 @@
 %div{xmlns: "http://www.w3.org/1999/xhtml"}
-  = markdown(note.note, xhtml: true, reference_only_path: false, project: note.project)
+  = markdown(note.note, pipeline: :atom, project: note.project)
diff --git a/app/views/events/_event_push.atom.haml b/app/views/events/_event_push.atom.haml
index 3625cb49d8b..b271b9daff1 100644
--- a/app/views/events/_event_push.atom.haml
+++ b/app/views/events/_event_push.atom.haml
@@ -6,7 +6,7 @@
       %i
         at
         = commit[:timestamp].to_time.to_s(:short)
-    %blockquote= markdown(escape_once(commit[:message]), xhtml: true, reference_only_path: false, project: event.project)
+    %blockquote= markdown(escape_once(commit[:message]), pipeline: :atom, project: event.project)
   - if event.commits_count > 15
     %p
       %i
diff --git a/app/views/layouts/notify.html.haml b/app/views/layouts/notify.html.haml
index 2f7d7e86f56..854cda57c39 100644
--- a/app/views/layouts/notify.html.haml
+++ b/app/views/layouts/notify.html.haml
@@ -41,4 +41,8 @@
             #{link_to "view it on GitLab", @target_url}.
           - else
             #{link_to "View it on GitLab", @target_url}
+          %br
+          You're receiving this email because of your account on #{link_to Gitlab.config.gitlab.host, root_url}. 
+          If you'd like to receive fewer emails, you can adjust your notification settings.
+
           = email_action @target_url
diff --git a/app/views/notify/_note_message.html.haml b/app/views/notify/_note_message.html.haml
index 3fd4b04ac84..00cb4aa24cc 100644
--- a/app/views/notify/_note_message.html.haml
+++ b/app/views/notify/_note_message.html.haml
@@ -1,2 +1,2 @@
 %div
-  = markdown(@note.note, reference_only_path: false)
+  = markdown(@note.note, pipeline: :email)
diff --git a/app/views/notify/new_issue_email.html.haml b/app/views/notify/new_issue_email.html.haml
index 53a068be52e..d3b799fca23 100644
--- a/app/views/notify/new_issue_email.html.haml
+++ b/app/views/notify/new_issue_email.html.haml
@@ -1,5 +1,5 @@
 -if @issue.description
-  = markdown(@issue.description, reference_only_path: false)
+  = markdown(@issue.description, pipeline: :email)
 
 - if @issue.assignee_id.present?
   %p
diff --git a/app/views/notify/new_merge_request_email.html.haml b/app/views/notify/new_merge_request_email.html.haml
index 5b7dd117c16..90ebdfc3fe2 100644
--- a/app/views/notify/new_merge_request_email.html.haml
+++ b/app/views/notify/new_merge_request_email.html.haml
@@ -6,4 +6,4 @@
     Assignee: #{@merge_request.author_name} &rarr; #{@merge_request.assignee_name}
 
 -if @merge_request.description
-  = markdown(@merge_request.description, reference_only_path: false)
+  = markdown(@merge_request.description, pipeline: :email)
diff --git a/app/views/profiles/preferences/show.html.haml b/app/views/profiles/preferences/show.html.haml
index 01e285a8dfa..cc41d7dd813 100644
--- a/app/views/profiles/preferences/show.html.haml
+++ b/app/views/profiles/preferences/show.html.haml
@@ -38,7 +38,7 @@
         .col-sm-10
           = f.select :layout, layout_choices, {}, class: 'form-control'
           .help-block
-            Choose between fixed (max. 1200px) and fluid (100%) application layout
+            Choose between fixed (max. 1200px) and fluid (100%) application layout.
       .form-group
         = f.label :dashboard, class: 'control-label' do
           Default Dashboard
@@ -52,6 +52,6 @@
         .col-sm-10
           = f.select :project_view, project_view_choices, {}, class: 'form-control'
           .help-block
-            Choose what content you want to see when visit project page
+            Choose what content you want to see on a project's home page.
     .panel-footer
       = f.submit 'Save', class: 'btn btn-save'
diff --git a/app/views/projects/_activity.html.haml b/app/views/projects/_activity.html.haml
index c2683bc6219..012858f70b4 100644
--- a/app/views/projects/_activity.html.haml
+++ b/app/views/projects/_activity.html.haml
@@ -1,4 +1,3 @@
-= render 'projects/last_push'
 .gray-content-block.activity-filter-block
   - if current_user
     .pull-right
diff --git a/app/views/projects/_files.html.haml b/app/views/projects/_files.html.haml
new file mode 100644
index 00000000000..fa978325ddd
--- /dev/null
+++ b/app/views/projects/_files.html.haml
@@ -0,0 +1,6 @@
+#tree-holder.tree-holder.clearfix
+  .gray-content-block.second-block
+    = render 'projects/tree/tree_header', tree: @tree
+
+  = render 'projects/tree/tree_content', tree: @tree
+
diff --git a/app/views/projects/_readme.html.haml b/app/views/projects/_readme.html.haml
index 5bc1999ec9d..0a1cecfdcdf 100644
--- a/app/views/projects/_readme.html.haml
+++ b/app/views/projects/_readme.html.haml
@@ -1,12 +1,11 @@
 - if readme = @repository.readme
-  %article.readme-holder#README
-    .clearfix
-      .pull-right
-        &nbsp;
-        - if can?(current_user, :push_code, @project)
-          = link_to namespace_project_edit_blob_path(@project.namespace, @project, tree_join(@repository.root_ref, readme.name)), class: 'light' do
-            %i.fa-align.fa.fa-pencil
-    .wiki
+  %article.file-holder.readme-holder
+    .file-title
+      = blob_icon readme.mode, readme.name
+      = link_to namespace_project_blob_path(@project.namespace, @project, tree_join(@repository.root_ref, readme.name)) do
+        %strong
+          = readme.name
+    .file-content.wiki
       = cache(readme_cache_key) do
         = render_readme(readme)
 - else
diff --git a/app/views/projects/activity.html.haml b/app/views/projects/activity.html.haml
index 555ed76426d..69fa4ad37c4 100644
--- a/app/views/projects/activity.html.haml
+++ b/app/views/projects/activity.html.haml
@@ -1,4 +1,6 @@
 - page_title "Activity"
 - header_title project_title(@project, "Activity", activity_project_path(@project))
 
+= render 'projects/last_push'
+
 = render 'projects/activity'
diff --git a/app/views/projects/blob/_blob.html.haml b/app/views/projects/blob/_blob.html.haml
index a1ae1397584..42f632b38ef 100644
--- a/app/views/projects/blob/_blob.html.haml
+++ b/app/views/projects/blob/_blob.html.haml
@@ -1,19 +1,22 @@
-%ul.breadcrumb.repo-breadcrumb
-  %li
-    %i.fa.fa-angle-right
-    = link_to namespace_project_tree_path(@project.namespace, @project, @ref) do
-      = @project.path
-  - tree_breadcrumbs(@tree, 6) do |title, path|
+.gray-content-block.top-block
+  .tree-ref-holder
+    = render 'shared/ref_switcher', destination: 'blob', path: @path
+
+  %ul.breadcrumb.repo-breadcrumb
     %li
-      - if path
-        - if path.end_with?(@path)
-          = link_to namespace_project_blob_path(@project.namespace, @project, path) do
-            %strong
-              = truncate(title, length: 40)
+      = link_to namespace_project_tree_path(@project.namespace, @project, @ref) do
+        = @project.path
+    - tree_breadcrumbs(@tree, 6) do |title, path|
+      %li
+        - if path
+          - if path.end_with?(@path)
+            = link_to namespace_project_blob_path(@project.namespace, @project, path) do
+              %strong
+                = truncate(title, length: 40)
+          - else
+            = link_to truncate(title, length: 40), namespace_project_tree_path(@project.namespace, @project, path)
         - else
-          = link_to truncate(title, length: 40), namespace_project_tree_path(@project.namespace, @project, path)
-      - else
-        = link_to title, '#'
+          = link_to title, '#'
 
 %ul.blob-commit-info.hidden-xs
   - blob_commit = @repository.last_commit_for_path(@commit.id, blob.path)
diff --git a/app/views/projects/blob/show.html.haml b/app/views/projects/blob/show.html.haml
index fa4be4a1bc4..f52b89f6921 100644
--- a/app/views/projects/blob/show.html.haml
+++ b/app/views/projects/blob/show.html.haml
@@ -3,9 +3,6 @@
 
 = render 'projects/last_push'
 
-%div.tree-ref-holder
-  = render 'shared/ref_switcher', destination: 'blob', path: @path
-
 %div#tree-holder.tree-holder
   = render 'blob', blob: @blob
 
diff --git a/app/views/projects/buttons/_notifications.html.haml b/app/views/projects/buttons/_notifications.html.haml
index 3bc2daeec4e..0c298844912 100644
--- a/app/views/projects/buttons/_notifications.html.haml
+++ b/app/views/projects/buttons/_notifications.html.haml
@@ -1,14 +1,20 @@
-- return unless @membership
+- case @membership
+- when ProjectMember
+  = form_tag profile_notifications_path, method: :put, remote: true, class: 'inline', id: 'notification-form' do
+    = hidden_field_tag :notification_type, 'project'
+    = hidden_field_tag :notification_id, @membership.id
+    = hidden_field_tag :notification_level
+    %span.dropdown
+      %a.dropdown-new.btn.btn-new#notifications-button{href: '#', "data-toggle" => "dropdown"}
+        = icon('bell')
+        = notification_label(@membership)
+        = icon('angle-down')
+      %ul.dropdown-menu.dropdown-menu-right.project-home-dropdown
+        - Notification.project_notification_levels.each do |level|
+          = notification_list_item(level, @membership)
 
-= form_tag profile_notifications_path, method: :put, remote: true, class: 'inline', id: 'notification-form' do
-  = hidden_field_tag :notification_type, 'project'
-  = hidden_field_tag :notification_id, @membership.id
-  = hidden_field_tag :notification_level
-  %span.dropdown
-    %a.dropdown-new.btn.btn-new#notifications-button{href: '#', "data-toggle" => "dropdown"}
-      = icon('bell')
-      = notification_label(@membership)
-      = icon('angle-down')
-    %ul.dropdown-menu.dropdown-menu-right.project-home-dropdown
-      - Notification.project_notification_levels.each do |level|
-        = notification_list_item(level, @membership)
+- when GroupMember
+  .btn.btn-new.disabled.has_tooltip{title: "To change the notification level, you need to be a member of the project itself, not only its group."}
+    = icon('bell')
+    = notification_label(@membership)
+    = icon('angle-down')
diff --git a/app/views/projects/ci_services/index.html.haml b/app/views/projects/ci_services/index.html.haml
index c78b21884a3..c164b2d4bc0 100644
--- a/app/views/projects/ci_services/index.html.haml
+++ b/app/views/projects/ci_services/index.html.haml
@@ -6,7 +6,7 @@
     %tr
       %th
       %th Service
-      %th Desription
+      %th Description
       %th Last edit
   - @services.sort_by(&:title).each do |service|
     %tr
diff --git a/app/views/projects/edit.html.haml b/app/views/projects/edit.html.haml
index 1882a82fba5..afbf88b5507 100644
--- a/app/views/projects/edit.html.haml
+++ b/app/views/projects/edit.html.haml
@@ -189,6 +189,21 @@
       - else
         .nothing-here-block Only the project owner can transfer a project
 
+      - if @project.forked?
+        - if can?(current_user, :remove_fork_project, @project)
+          = form_for([@project.namespace.becomes(Namespace), @project], url: remove_fork_namespace_project_path(@project.namespace, @project), method: :delete, remote: true, html: { class: 'transfer-project form-horizontal' }) do |f|
+            .panel.panel-default.panel.panel-danger
+              .panel-heading Remove fork relationship
+              .panel-body
+                %p
+                  This will remove the fork relationship to source project
+                  #{link_to @project.forked_from_project.name_with_namespace, project_path(@project.forked_from_project)}.
+                  %br
+                  %strong Once removed, the fork relationship cannot be restored and you will no longer be able to send merge requests to the source.
+                = button_to 'Remove fork relationship', '#', class: "btn btn-remove js-confirm-danger", data: { "confirm-danger-message" => remove_fork_project_message(@project) }
+        - else
+          .nothing-here-block Only the project owner can remove the fork relationship.
+
       - if can?(current_user, :remove_project, @project)
         .panel.panel-default.panel.panel-danger
           .panel-heading Remove project
@@ -201,7 +216,8 @@
 
               = button_to 'Remove project', '#', class: "btn btn-remove js-confirm-danger", data: { "confirm-danger-message" => remove_project_message(@project) }
       - else
-        .nothing-here-block Only project owner can remove a project
+        .nothing-here-block Only the project owner can remove a project.
+
 
 .save-project-loader.hide
   .center
diff --git a/app/views/projects/imports/new.html.haml b/app/views/projects/imports/new.html.haml
index f8f2e192e29..92a87690c54 100644
--- a/app/views/projects/imports/new.html.haml
+++ b/app/views/projects/imports/new.html.haml
@@ -17,6 +17,6 @@
         This URL must be publicly accessible or you can add a username and password like this: https://username:password@gitlab.com/company/project.git.
         %br
         The import will time out after 4 minutes. For big repositories, use a clone/push combination.
-        For SVN repositories, check #{link_to "this migrating from SVN doc.", "http://doc.gitlab.com/ce/workflow/migrating_from_svn.html"}
+        For SVN repositories, check #{link_to "this migrating from SVN doc.", "http://doc.gitlab.com/ce/workflow/importing/migrating_from_svn.html"}
   .form-actions
     = f.submit 'Start import', class: "btn btn-create", tabindex: 4
diff --git a/app/views/projects/issues/_closed_by_box.html.haml b/app/views/projects/issues/_closed_by_box.html.haml
new file mode 100644
index 00000000000..aef352029d0
--- /dev/null
+++ b/app/views/projects/issues/_closed_by_box.html.haml
@@ -0,0 +1,3 @@
+.issue-closed-by-widget
+  = icon('check')
+  This issue will be closed automatically when merge request #{gfm(merge_requests_sentence(@closed_by_merge_requests.sort))} is accepted.
diff --git a/app/views/projects/issues/show.html.haml b/app/views/projects/issues/show.html.haml
index 5cb814c9ea8..f01bf2505da 100644
--- a/app/views/projects/issues/show.html.haml
+++ b/app/views/projects/issues/show.html.haml
@@ -46,6 +46,7 @@
                 = markdown(@issue.description)
             %textarea.hidden.js-task-list-field
               = @issue.description
-
+  - if @closed_by_merge_requests.present?
+    = render 'projects/issues/closed_by_box'
   .issue-discussion
     = render 'projects/issues/discussion'
diff --git a/app/views/projects/merge_requests/widget/_heading.html.haml b/app/views/projects/merge_requests/widget/_heading.html.haml
index 68dda1424cf..10efb811939 100644
--- a/app/views/projects/merge_requests/widget/_heading.html.haml
+++ b/app/views/projects/merge_requests/widget/_heading.html.haml
@@ -1,44 +1,43 @@
-- if @merge_request.has_ci?
-  - ci_commit = @merge_request.source_project.ci_commit(@merge_request.source_sha)
-  - if ci_commit
-    - status = ci_commit.status
-    .mr-widget-heading
-      .ci_widget{class: "ci-#{status}"}
-        = ci_status_icon(ci_commit)
+- ci_commit = @merge_request.source_project.ci_commit(@merge_request.source_sha)
+- if ci_commit
+  - status = ci_commit.status
+  .mr-widget-heading
+    .ci_widget{class: "ci-#{status}"}
+      = ci_status_icon(ci_commit)
+      %span CI build #{status}
+      for #{@merge_request.last_commit_short_sha}.
+      %span.ci-coverage
+      = link_to "View build details", ci_status_path(ci_commit)
+
+- elsif @merge_request.has_ci?
+  - # Compatibility with old CI integrations (ex jenkins) when you request status from CI server via AJAX
+  - # Remove in later versions when services like Jenkins will set CI status via Commit status API
+  .mr-widget-heading
+    - [:success, :skipped, :canceled, :failed, :running, :pending].each do |status|
+      .ci_widget{class: "ci-#{status}", style: "display:none"}
+        - if status == :success
+          - status = "passed"
+          = icon("check-circle")
+        - else
+          = icon("circle")
         %span CI build #{status}
         for #{@merge_request.last_commit_short_sha}.
         %span.ci-coverage
-        = link_to "View build details", ci_status_path(ci_commit)
-
-  - else
-    - # Compatibility with old CI integrations (ex jenkins) when you request status from CI server via AJAX
-    - # Remove in later versions when services like Jenkins will set CI status via Commit status API
-    .mr-widget-heading
-      - [:success, :skipped, :canceled, :failed, :running, :pending].each do |status|
-        .ci_widget{class: "ci-#{status}", style: "display:none"}
-          - if status == :success
-            - status = "passed"
-            = icon("check-circle")
-          - else
-            = icon("circle")
-          %span CI build #{status}
-          for #{@merge_request.last_commit_short_sha}.
-          %span.ci-coverage
-          - if ci_build_details_path(@merge_request)
-            = link_to "View build details", ci_build_details_path(@merge_request), :"data-no-turbolink" => "data-no-turbolink"
+        - if ci_build_details_path(@merge_request)
+          = link_to "View build details", ci_build_details_path(@merge_request), :"data-no-turbolink" => "data-no-turbolink"
 
-      .ci_widget
-        = icon("spinner spin")
-        Checking CI status for #{@merge_request.last_commit_short_sha}&hellip;
+    .ci_widget
+      = icon("spinner spin")
+      Checking CI status for #{@merge_request.last_commit_short_sha}&hellip;
 
-      .ci_widget.ci-not_found{style: "display:none"}
-        = icon("times-circle")
-        Could not find CI status for #{@merge_request.last_commit_short_sha}.
+    .ci_widget.ci-not_found{style: "display:none"}
+      = icon("times-circle")
+      Could not find CI status for #{@merge_request.last_commit_short_sha}.
 
-      .ci_widget.ci-error{style: "display:none"}
-        = icon("times-circle")
-        Could not connect to the CI server. Please check your settings and try again.
+    .ci_widget.ci-error{style: "display:none"}
+      = icon("times-circle")
+      Could not connect to the CI server. Please check your settings and try again.
 
-    :coffeescript
-      $ ->
-        merge_request_widget.getCiStatus()
+  :coffeescript
+    $ ->
+      merge_request_widget.getCiStatus()
diff --git a/app/views/projects/remove_fork.js.haml b/app/views/projects/remove_fork.js.haml
new file mode 100644
index 00000000000..17b9fecfeb1
--- /dev/null
+++ b/app/views/projects/remove_fork.js.haml
@@ -0,0 +1,2 @@
+:plain
+    location.href = "#{edit_namespace_project_path(@project.namespace, @project)}";
diff --git a/app/views/projects/show.html.haml b/app/views/projects/show.html.haml
index e20b1fc49c0..585caf674c9 100644
--- a/app/views/projects/show.html.haml
+++ b/app/views/projects/show.html.haml
@@ -7,8 +7,7 @@
     = render 'shared/no_ssh'
     = render 'shared/no_password'
 
-- if prefer_readme?
-  = render 'projects/last_push'
+= render 'projects/last_push'
 
 = render "home_panel"
 
@@ -28,7 +27,7 @@
       = link_to project_files_path(@project) do
         = repository_size
 
-    - if !prefer_readme? && @repository.readme
+    - if default_project_view != 'readme' && @repository.readme
       %li
         = link_to 'Readme', readme_path(@project)
 
@@ -68,14 +67,8 @@
   .content-block.second-block.white
     = render 'projects/last_commit', commit: @repository.commit, project: @project
 
-%section
-  - if prefer_readme?
-    .project-show-readme
-      = render 'projects/readme'
-  - else
-    .project-show-activity
-      = render 'projects/activity'
-
+%div{class: "project-show-#{default_project_view}"}
+  = render default_project_view
 
 - if current_user
   - access = user_max_access_in_project(current_user, @project)
diff --git a/app/views/projects/tree/_blob_item.html.haml b/app/views/projects/tree/_blob_item.html.haml
index 02ecbade219..2ddc5d504fa 100644
--- a/app/views/projects/tree/_blob_item.html.haml
+++ b/app/views/projects/tree/_blob_item.html.haml
@@ -4,5 +4,5 @@
     %span.str-truncated
       = link_to blob_item.name, namespace_project_blob_path(@project.namespace, @project, tree_join(@id || @commit.id, blob_item.name))
   %td.tree_time_ago.cgray
-    = render 'spinner'
+    = render 'projects/tree/spinner'
   %td.hidden-xs.tree_commit
diff --git a/app/views/projects/tree/_readme.html.haml b/app/views/projects/tree/_readme.html.haml
index 7e9af19c8ba..3c5edf4b033 100644
--- a/app/views/projects/tree/_readme.html.haml
+++ b/app/views/projects/tree/_readme.html.haml
@@ -1,8 +1,8 @@
-%article.file-holder.readme-holder#README
+%article.file-holder.readme-holder
   .file-title
-    = link_to '#README' do
+    = blob_icon readme.mode, readme.name
+    = link_to namespace_project_blob_path(@project.namespace, @project, tree_join(@repository.root_ref, readme.name)) do
       %strong
-        %i.fa.fa-file
         = readme.name
   .file-content.wiki
     = render_readme(readme)
diff --git a/app/views/projects/tree/_tree.html.haml b/app/views/projects/tree/_tree_content.html.haml
index 7ff48e32e60..ed1f61e9077 100644
--- a/app/views/projects/tree/_tree.html.haml
+++ b/app/views/projects/tree/_tree_content.html.haml
@@ -1,35 +1,4 @@
-.gray-content-block
-  %ul.breadcrumb.repo-breadcrumb
-    %li
-      = link_to namespace_project_tree_path(@project.namespace, @project, @ref) do
-        = @project.path
-    - tree_breadcrumbs(tree, 6) do |title, path|
-      %li
-        - if path
-          = link_to truncate(title, length: 40), namespace_project_tree_path(@project.namespace, @project, path)
-        - else
-          = link_to title, '#'
-    - if allowed_tree_edit?
-      %li
-        %span.dropdown
-          %a.dropdown-toggle.btn.add-to-tree{href: '#', "data-toggle" => "dropdown"}
-            = icon('plus')
-          %ul.dropdown-menu
-            %li
-              = link_to namespace_project_new_blob_path(@project.namespace, @project, @id), title: 'Create file', id: 'new-file-link' do
-                = icon('pencil fw')
-                Create file
-            %li
-              = link_to '#modal-upload-blob', { 'data-target' => '#modal-upload-blob', 'data-toggle' => 'modal'} do
-                = icon('file fw')
-                Upload file
-            %li.divider
-            %li
-              = link_to '#modal-create-new-dir', { 'data-target' => '#modal-create-new-dir', 'data-toggle' => 'modal'} do
-                = icon('folder fw')
-                New directory
-
-%div#tree-content-holder.tree-content-holder
+%div.tree-content-holder
   .tree-table-holder
     %table.table#tree-slider{class: "table_#{@hex_path} tree-table table-striped" }
       %thead
@@ -60,8 +29,6 @@
   - if tree.readme
     = render "projects/tree/readme", readme: tree.readme
 
-%div.tree_progress
-
 - if allowed_tree_edit?
   = render 'projects/blob/upload', title: 'Upload', placeholder: 'Upload new file', button_title: 'Upload file', form_path: namespace_project_create_blob_path(@project.namespace, @project, @id), method: :post
   = render 'projects/blob/new_dir'
diff --git a/app/views/projects/tree/_tree_header.html.haml b/app/views/projects/tree/_tree_header.html.haml
new file mode 100644
index 00000000000..1115ca6b4ca
--- /dev/null
+++ b/app/views/projects/tree/_tree_header.html.haml
@@ -0,0 +1,32 @@
+.tree-ref-holder
+  = render 'shared/ref_switcher', destination: 'tree', path: @path
+
+%ul.breadcrumb.repo-breadcrumb
+  %li
+    = link_to namespace_project_tree_path(@project.namespace, @project, @ref) do
+      = @project.path
+  - tree_breadcrumbs(tree, 6) do |title, path|
+    %li
+      - if path
+        = link_to truncate(title, length: 40), namespace_project_tree_path(@project.namespace, @project, path)
+      - else
+        = link_to title, '#'
+  - if allowed_tree_edit?
+    %li
+      %span.dropdown
+        %a.dropdown-toggle.btn.add-to-tree{href: '#', "data-toggle" => "dropdown"}
+          = icon('plus')
+        %ul.dropdown-menu
+          %li
+            = link_to namespace_project_new_blob_path(@project.namespace, @project, @id), title: 'Create file', id: 'new-file-link' do
+              = icon('pencil fw')
+              Create file
+          %li
+            = link_to '#modal-upload-blob', { 'data-target' => '#modal-upload-blob', 'data-toggle' => 'modal'} do
+              = icon('file fw')
+              Upload file
+          %li.divider
+          %li
+            = link_to '#modal-create-new-dir', { 'data-target' => '#modal-create-new-dir', 'data-toggle' => 'modal'} do
+              = icon('folder fw')
+              New directory
diff --git a/app/views/projects/tree/_tree_item.html.haml b/app/views/projects/tree/_tree_item.html.haml
index e87138bf980..cf65057e704 100644
--- a/app/views/projects/tree/_tree_item.html.haml
+++ b/app/views/projects/tree/_tree_item.html.haml
@@ -5,5 +5,5 @@
       - path = flatten_tree(tree_item)
       = link_to path, namespace_project_tree_path(@project.namespace, @project, tree_join(@id || @commit.id, path))
   %td.tree_time_ago.cgray
-    = render 'spinner'
+    = render 'projects/tree/spinner'
   %td.hidden-xs.tree_commit
diff --git a/app/views/projects/tree/show.html.haml b/app/views/projects/tree/show.html.haml
index dec4677f830..ec14bd7f65a 100644
--- a/app/views/projects/tree/show.html.haml
+++ b/app/views/projects/tree/show.html.haml
@@ -6,12 +6,12 @@
 
 = render 'projects/last_push'
 
-.tree-ref-holder
-  = render 'shared/ref_switcher', destination: 'tree', path: @path
-
 - if can? current_user, :download_code, @project
   .tree-download-holder
     = render 'projects/repositories/download_archive', ref: @ref, btn_class: 'btn-group pull-right hidden-xs hidden-sm', split_button: true
 
 #tree-holder.tree-holder.clearfix
-  = render "tree", tree: @tree
+  .gray-content-block.top-block
+    = render 'projects/tree/tree_header', tree: @tree
+
+  = render 'projects/tree/tree_content', tree: @tree
diff --git a/app/views/shared/_clone_panel.html.haml b/app/views/shared/_clone_panel.html.haml
index b23b2f0d5eb..2e4aab36301 100644
--- a/app/views/shared/_clone_panel.html.haml
+++ b/app/views/shared/_clone_panel.html.haml
@@ -6,7 +6,7 @@
         type: 'button', |
         class: "btn #{ 'active' if default_clone_protocol == 'ssh' }#{ ' has_tooltip' if current_user && current_user.require_ssh_key? }", |
         :"data-clone" => project.ssh_url_to_repo, |
-        :"data-title" => "Add an SSH key to your profile<br> to pull or push via SSH",
+        :"data-title" => "Add an SSH key to your profile<br> to pull or push via SSH.",
         :"data-html" => "true",
         :"data-container" => "body"}
         SSH
@@ -15,7 +15,7 @@
         type: 'button', |
         class: "btn #{ 'active' if default_clone_protocol == 'http' }#{ ' has_tooltip' if current_user && current_user.require_password? }", |
         :"data-clone" => project.http_url_to_repo, |
-        :"data-title" => "Set a password on your account<br> to pull or push via #{gitlab_config.protocol.upcase}",
+        :"data-title" => "Set a password on your account<br> to pull or push via #{gitlab_config.protocol.upcase}.",
         :"data-html" => "true",
         :"data-container" => "body"}
         = gitlab_config.protocol.upcase
diff --git a/app/views/shared/issuable/_filter.html.haml b/app/views/shared/issuable/_filter.html.haml
index 8f16773077e..0e4e9c0987a 100644
--- a/app/views/shared/issuable/_filter.html.haml
+++ b/app/views/shared/issuable/_filter.html.haml
@@ -42,11 +42,10 @@
             class: 'select2 trigger-submit', include_blank: true,
             data: {placeholder: 'Milestone'})
 
-        - if @project
-          .filter-item.inline.labels-filter
-            = select_tag('label_name', project_labels_options(@project),
-              class: 'select2 trigger-submit', include_blank: true,
-              data: {placeholder: 'Label'})
+        .filter-item.inline.labels-filter
+          = select_tag('label_name', projects_labels_options,
+            class: 'select2 trigger-submit', include_blank: true,
+            data: {placeholder: 'Label'})
 
         .pull-right
           = render 'shared/sort_dropdown'
diff --git a/app/views/users/calendar.html.haml b/app/views/users/calendar.html.haml
index 922b0c6cebf..7f29918dba3 100644
--- a/app/views/users/calendar.html.haml
+++ b/app/views/users/calendar.html.haml
@@ -1,7 +1,3 @@
-%h4
-  Contributions calendar
-  .pull-right
-    %small Issues, merge requests and push events
 #cal-heatmap.calendar
   :javascript
     new Calendar(
@@ -10,3 +6,5 @@
       #{@starting_month},
       '#{user_calendar_activities_path}'
     );
+
+.calendar-hint Summary of issues, merge requests and push events
diff --git a/app/views/users/show.html.haml b/app/views/users/show.html.haml
index 2a64708d07c..4ea4a1f92c2 100644
--- a/app/views/users/show.html.haml
+++ b/app/views/users/show.html.haml
@@ -6,47 +6,72 @@
 
 = render 'shared/show_aside'
 
-.row
-  %section.col-md-7
-    .header-with-avatar
-      = link_to avatar_icon(@user, 400), target: '_blank' do
-        = image_tag avatar_icon(@user, 90), class: "avatar avatar-tile s90", alt: ''
-      %h3
-        = @user.name
-        - if @user == current_user
-          .pull-right.hidden-xs
-            = link_to profile_path, class: 'btn btn-sm' do
-              = icon('user')
-              Profile settings
-        - elsif current_user
-          .report_abuse.pull-right
-            - if @user.abuse_report
-              %span#report_abuse_btn.light.btn.btn-sm.btn-close{title: 'Already reported for abuse', data: {toggle: 'tooltip', placement: 'right', container: 'body'}}
-                = icon('exclamation-circle')
-            - else
-              %a.light.btn.btn-sm{href: new_abuse_report_path(user_id: @user.id), title: 'Report abuse', data: {toggle: 'tooltip', placement: 'right', container: 'body'}}
-                = icon('exclamation-circle')
+.cover-block
+  .avatar-holder
+    = link_to avatar_icon(@user, 400), target: '_blank' do
+      = image_tag avatar_icon(@user, 90), class: "avatar s90", alt: ''
+  .cover-title
+    = @user.name
+
+  .cover-desc
+    %span
+      @#{@user.username}.
+    - if @user.bio.present?
+      %span
+        #{@user.bio}.
+    %span
+      Member since #{@user.created_at.stamp("Aug 21, 2011")}
+
+  .cover-desc
+    - unless @user.public_email.blank?
+      = link_to @user.public_email, "mailto:#{@user.public_email}"
+    - unless @user.skype.blank?
+      &middot;
+      = link_to "Skype", "skype:#{@user.skype}"
+    - unless @user.linkedin.blank?
+      &middot;
+      = link_to "LinkedIn", "http://www.linkedin.com/in/#{@user.linkedin}"
+    - unless @user.twitter.blank?
+      &middot;
+      = link_to "Twitter", "http://www.twitter.com/#{@user.twitter}"
+    - unless @user.website_url.blank?
+      &middot;
+      = link_to @user.short_website_url, @user.full_website_url
+    - unless @user.location.blank?
+      &middot;
+      = @user.location
 
-      .username
-        @#{@user.username}
-      .description
-        - if @user.bio.present?
-          = @user.bio
 
-    .clearfix
+  .cover-controls
+    - if @user == current_user
+      = link_to profile_path, class: 'btn btn-gray' do
+        = icon('pencil')
+    - elsif current_user
+      .report-abuse
+        - if @user.abuse_report
+          %button.btn.btn-danger{ title: 'Already reported for abuse',
+            data: { toggle: 'tooltip', placement: 'left', container: 'body' }}
+            = icon('exclamation-circle')
+        - else
+          = link_to new_abuse_report_path(user_id: @user.id), class: 'btn btn-gray',
+            title: 'Report abuse', data: {toggle: 'tooltip', placement: 'left', container: 'body'} do
+            = icon('exclamation-circle')
 
+.gray-content-block.second-block
+  .user-calendar
+    %h4.center.light
+      %i.fa.fa-spinner.fa-spin
+  .user-calendar-activities
+
+
+.row.prepend-top-20
+  %section.col-md-7
     - if @groups.any?
       .prepend-top-20
         %h4 Groups
         = render 'groups', groups: @groups
         %hr
 
-    .hidden-xs
-      .user-calendar
-        %h4.center.light
-          %i.fa.fa-spinner.fa-spin
-      .user-calendar-activities
-      %hr
     %h4
       User Activity
 
@@ -59,7 +84,6 @@
     .content_list
     = spinner
   %aside.col-md-5
-    = render 'profile', user: @user
     = render 'projects', projects: @projects, contributed_projects: @contributed_projects
 
 :coffeescript
diff --git a/config/routes.rb b/config/routes.rb
index 3dbe2c4dfcc..f6812c9280a 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -378,6 +378,7 @@ Gitlab::Application.routes.draw do
               [:new, :create, :index], path: "/") do
       member do
         put :transfer
+        delete :remove_fork
         post :archive
         post :unarchive
         post :toggle_star
diff --git a/db/fixtures/development/05_users.rb b/db/fixtures/development/05_users.rb
index 378354efd5a..03da29c4c68 100644
--- a/db/fixtures/development/05_users.rb
+++ b/db/fixtures/development/05_users.rb
@@ -1,5 +1,5 @@
 Gitlab::Seeder.quiet do
-  (2..20).each  do |i|
+  20.times do |i|
     begin
       User.create!(
         username: FFaker::Internet.user_name,
@@ -15,7 +15,7 @@ Gitlab::Seeder.quiet do
     end
   end
 
-  (1..5).each do |i|
+  5.times do |i|
     begin
       User.create!(
         username: "user#{i}",
diff --git a/db/fixtures/development/07_milestones.rb b/db/fixtures/development/07_milestones.rb
index a43116829d9..e028ac82ba3 100644
--- a/db/fixtures/development/07_milestones.rb
+++ b/db/fixtures/development/07_milestones.rb
@@ -1,6 +1,6 @@
 Gitlab::Seeder.quiet do
   Project.all.each do |project|
-    (1..5).each  do |i|
+    5.times do |i|
       milestone_params = {
         title: "v#{i}.0",
         description: FFaker::Lorem.sentence,
diff --git a/db/fixtures/development/09_issues.rb b/db/fixtures/development/09_issues.rb
index c636e96381c..4fa572fca9b 100644
--- a/db/fixtures/development/09_issues.rb
+++ b/db/fixtures/development/09_issues.rb
@@ -1,6 +1,6 @@
 Gitlab::Seeder.quiet do
   Project.all.each do |project|
-    (1..10).each  do |i|
+    10.times do
       issue_params = {
         title: FFaker::Lorem.sentence(6),
         description: FFaker::Lorem.sentence,
diff --git a/db/fixtures/development/12_snippets.rb b/db/fixtures/development/12_snippets.rb
index 3bd4b442ade..74898544a69 100644
--- a/db/fixtures/development/12_snippets.rb
+++ b/db/fixtures/development/12_snippets.rb
@@ -22,7 +22,7 @@ class Member < ActiveRecord::Base
 end
 eos
 
-  (1..50).each  do |i|
+  50.times do |i|
     user = User.all.sample
 
     PersonalSnippet.seed(:id, [{
diff --git a/db/migrate/20151008143519_add_admin_notification_email_setting.rb b/db/migrate/20151008143519_add_admin_notification_email_setting.rb
new file mode 100644
index 00000000000..0bb581efe2c
--- /dev/null
+++ b/db/migrate/20151008143519_add_admin_notification_email_setting.rb
@@ -0,0 +1,5 @@
+class AddAdminNotificationEmailSetting < ActiveRecord::Migration
+  def change
+    add_column :application_settings, :admin_notification_email, :string
+  end
+end
diff --git a/db/migrate/20151016195451_add_ci_builds_and_projects_indexes.rb b/db/migrate/20151016195451_add_ci_builds_and_projects_indexes.rb
new file mode 100644
index 00000000000..7f1af1c7583
--- /dev/null
+++ b/db/migrate/20151016195451_add_ci_builds_and_projects_indexes.rb
@@ -0,0 +1,9 @@
+class AddCiBuildsAndProjectsIndexes < ActiveRecord::Migration
+  def change
+    add_index :ci_projects, :gitlab_id
+    add_index :ci_projects, :shared_runners_enabled
+
+    add_index :ci_builds, :type
+    add_index :ci_builds, :status
+  end
+end
diff --git a/db/migrate/20151016195706_add_notes_line_code_index.rb b/db/migrate/20151016195706_add_notes_line_code_index.rb
new file mode 100644
index 00000000000..aeeb1a759fa
--- /dev/null
+++ b/db/migrate/20151016195706_add_notes_line_code_index.rb
@@ -0,0 +1,5 @@
+class AddNotesLineCodeIndex < ActiveRecord::Migration
+  def change
+    add_index :notes, :line_code
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 885756fef12..b05fa708775 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20151016131433) do
+ActiveRecord::Schema.define(version: 20151016195706) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -46,6 +46,7 @@ ActiveRecord::Schema.define(version: 20151016131433) do
     t.integer  "session_expire_delay",         default: 10080, null: false
     t.text     "import_sources"
     t.text     "help_page_text"
+    t.string   "admin_notification_email"
   end
 
   create_table "audit_events", force: true do |t|
@@ -115,6 +116,8 @@ ActiveRecord::Schema.define(version: 20151016131433) do
   add_index "ci_builds", ["project_id", "commit_id"], name: "index_ci_builds_on_project_id_and_commit_id", using: :btree
   add_index "ci_builds", ["project_id"], name: "index_ci_builds_on_project_id", using: :btree
   add_index "ci_builds", ["runner_id"], name: "index_ci_builds_on_runner_id", using: :btree
+  add_index "ci_builds", ["status"], name: "index_ci_builds_on_status", using: :btree
+  add_index "ci_builds", ["type"], name: "index_ci_builds_on_type", using: :btree
 
   create_table "ci_commits", force: true do |t|
     t.integer  "project_id"
@@ -190,6 +193,9 @@ ActiveRecord::Schema.define(version: 20151016131433) do
     t.text     "generated_yaml_config"
   end
 
+  add_index "ci_projects", ["gitlab_id"], name: "index_ci_projects_on_gitlab_id", using: :btree
+  add_index "ci_projects", ["shared_runners_enabled"], name: "index_ci_projects_on_shared_runners_enabled", using: :btree
+
   create_table "ci_runner_projects", force: true do |t|
     t.integer  "runner_id",  null: false
     t.integer  "project_id", null: false
@@ -530,6 +536,7 @@ ActiveRecord::Schema.define(version: 20151016131433) do
   add_index "notes", ["commit_id"], name: "index_notes_on_commit_id", using: :btree
   add_index "notes", ["created_at", "id"], name: "index_notes_on_created_at_and_id", using: :btree
   add_index "notes", ["created_at"], name: "index_notes_on_created_at", using: :btree
+  add_index "notes", ["line_code"], name: "index_notes_on_line_code", using: :btree
   add_index "notes", ["noteable_id", "noteable_type"], name: "index_notes_on_noteable_id_and_noteable_type", using: :btree
   add_index "notes", ["noteable_type"], name: "index_notes_on_noteable_type", using: :btree
   add_index "notes", ["project_id", "noteable_type"], name: "index_notes_on_project_id_and_noteable_type", using: :btree
diff --git a/doc/install/installation.md b/doc/install/installation.md
index b154d280471..2e9ac7393e3 100644
--- a/doc/install/installation.md
+++ b/doc/install/installation.md
@@ -325,6 +325,7 @@ GitLab Shell is an SSH access and repository management software developed speci
     cd /home/git
     sudo -u git -H git clone https://gitlab.com/gitlab-org/gitlab-git-http-server.git
     cd gitlab-git-http-server
+    sudo -u git -H git checkout 0.3.0
     sudo -u git -H make
 
 ### Initialize Database and Activate Advanced Features
diff --git a/doc/update/7.14-to-8.0.md b/doc/update/7.14-to-8.0.md
index 7ad4935e839..305017b7048 100644
--- a/doc/update/7.14-to-8.0.md
+++ b/doc/update/7.14-to-8.0.md
@@ -84,6 +84,7 @@ Now we download `gitlab-git-http-server` and install it in `/home/git/gitlab-git
 cd /home/git
 sudo -u git -H git clone https://gitlab.com/gitlab-org/gitlab-git-http-server.git
 cd gitlab-git-http-server
+sudo -u git -H git checkout 0.2.14
 sudo -u git -H make
 ```
 
diff --git a/features/steps/abuse_reports.rb b/features/steps/abuse_reports.rb
index 56652ff6f05..499accb0b08 100644
--- a/features/steps/abuse_reports.rb
+++ b/features/steps/abuse_reports.rb
@@ -23,7 +23,7 @@ class Spinach::Features::AbuseReports < Spinach::FeatureSteps
   end
 
   step 'I should see a red "Report abuse" button' do
-    expect(find(:css, '.report_abuse')).to have_selector(:css, 'span.btn-close')
+    expect(page).to have_button("Already reported for abuse")
   end
 
   def user_mike
diff --git a/features/steps/project/project.rb b/features/steps/project/project.rb
index 15f77734cb2..d76891d5bde 100644
--- a/features/steps/project/project.rb
+++ b/features/steps/project/project.rb
@@ -86,13 +86,13 @@ class Spinach::Features::Project < Spinach::FeatureSteps
   end
 
   step 'I should see project "Forum" README' do
-    page.within('#README') do
+    page.within('.readme-holder') do
       expect(page).to have_content 'Sample repo for testing gitlab features'
     end
   end
 
   step 'I should see project "Shop" README' do
-    page.within('#README') do
+    page.within('.readme-holder') do
       expect(page).to have_content 'testme'
     end
   end
diff --git a/lib/api/projects.rb b/lib/api/projects.rb
index c2fb36b4143..67ee66a2058 100644
--- a/lib/api/projects.rb
+++ b/lib/api/projects.rb
@@ -246,8 +246,8 @@ module API
       # Example Request:
       #  DELETE /projects/:id/fork
       delete ":id/fork" do
-        authenticated_as_admin!
-        unless user_project.forked_project_link.nil?
+        authorize! :remove_fork_project, user_project
+        if user_project.forked?
           user_project.forked_project_link.destroy
         end
       end
diff --git a/lib/gitlab/markdown.rb b/lib/gitlab/markdown.rb
index 32a368c2e2b..b082bfc434b 100644
--- a/lib/gitlab/markdown.rb
+++ b/lib/gitlab/markdown.rb
@@ -7,6 +7,14 @@ module Gitlab
   module Markdown
     # Convert a Markdown String into an HTML-safe String of HTML
     #
+    # Note that while the returned HTML will have been sanitized of dangerous
+    # HTML, it may post a risk of information leakage if it's not also passed
+    # through `post_process`.
+    #
+    # Also note that the returned String is always HTML, not XHTML. Views
+    # requiring XHTML, such as Atom feeds, need to call `post_process` on the
+    # result, providing the appropriate `pipeline` option.
+    #
     # markdown - Markdown String
     # context  - Hash of context options passed to our HTML Pipeline
     #
@@ -31,6 +39,33 @@ module Gitlab
       renderer.render(markdown)
     end
 
+    # Perform post-processing on an HTML String
+    #
+    # This method is used to perform state-dependent changes to a String of
+    # HTML, such as removing references that the current user doesn't have
+    # permission to make (`RedactorFilter`).
+    #
+    # html     - String to process
+    # options  - Hash of options to customize output
+    #            :pipeline  - Symbol pipeline type
+    #            :project   - Project
+    #            :user      - User object
+    #
+    # Returns an HTML-safe String
+    def self.post_process(html, options)
+      context = {
+        project:      options[:project],
+        current_user: options[:user]
+      }
+      doc = post_processor.to_document(html, context)
+
+      if options[:pipeline] == :atom
+        doc.to_html(save_with: Nokogiri::XML::Node::SaveOptions::AS_XHTML)
+      else
+        doc.to_html
+      end.html_safe
+    end
+
     # Provide autoload paths for filters to prevent a circular dependency error
     autoload :AutolinkFilter,               'gitlab/markdown/autolink_filter'
     autoload :CommitRangeReferenceFilter,   'gitlab/markdown/commit_range_reference_filter'
@@ -41,6 +76,7 @@ module Gitlab
     autoload :IssueReferenceFilter,         'gitlab/markdown/issue_reference_filter'
     autoload :LabelReferenceFilter,         'gitlab/markdown/label_reference_filter'
     autoload :MergeRequestReferenceFilter,  'gitlab/markdown/merge_request_reference_filter'
+    autoload :RedactorFilter,               'gitlab/markdown/redactor_filter'
     autoload :RelativeLinkFilter,           'gitlab/markdown/relative_link_filter'
     autoload :SanitizationFilter,           'gitlab/markdown/sanitization_filter'
     autoload :SnippetReferenceFilter,       'gitlab/markdown/snippet_reference_filter'
@@ -50,26 +86,20 @@ module Gitlab
     autoload :UserReferenceFilter,          'gitlab/markdown/user_reference_filter'
     autoload :UploadLinkFilter,             'gitlab/markdown/upload_link_filter'
 
-    # Public: Parse the provided text with GitLab-Flavored Markdown
+    # Public: Parse the provided HTML with GitLab-Flavored Markdown
+    #
+    # html    - HTML String
+    # options - A Hash of options used to customize output (default: {})
+    #           :no_header_anchors - Disable header anchors in TableOfContentsFilter
+    #           :path              - Current path String
+    #           :pipeline          - Symbol pipeline type
+    #           :project           - Current Project object
+    #           :project_wiki      - Current ProjectWiki object
+    #           :ref               - Current ref String
     #
-    # text         - the source text
-    # options      - A Hash of options used to customize output (default: {}):
-    #                :xhtml               - output XHTML instead of HTML
-    #                :reference_only_path - Use relative path for reference links
-    def self.gfm(text, options = {})
-      return text if text.nil?
-
-      # Duplicate the string so we don't alter the original, then call to_str
-      # to cast it back to a String instead of a SafeBuffer. This is required
-      # for gsub calls to work as we need them to.
-      text = text.dup.to_str
-
-      options.reverse_merge!(
-        xhtml:                false,
-        reference_only_path:  true,
-        project:              options[:project],
-        current_user:         options[:current_user]
-      )
+    # Returns an HTML-safe String
+    def self.gfm(html, options = {})
+      return '' unless html.present?
 
       @pipeline ||= HTML::Pipeline.new(filters)
 
@@ -78,41 +108,36 @@ module Gitlab
         pipeline: options[:pipeline],
 
         # EmojiFilter
-        asset_root: Gitlab.config.gitlab.base_url,
         asset_host: Gitlab::Application.config.asset_host,
-
-        # TableOfContentsFilter
-        no_header_anchors: options[:no_header_anchors],
+        asset_root: Gitlab.config.gitlab.base_url,
 
         # ReferenceFilter
-        current_user:    options[:current_user],
-        only_path:       options[:reference_only_path],
-        project:         options[:project],
+        only_path: only_path_pipeline?(options[:pipeline]),
+        project:   options[:project],
 
         # RelativeLinkFilter
+        project_wiki:   options[:project_wiki],
         ref:            options[:ref],
         requested_path: options[:path],
-        project_wiki:   options[:project_wiki]
-      }
-
-      result = @pipeline.call(text, context)
 
-      save_options = 0
-      if options[:xhtml]
-        save_options |= Nokogiri::XML::Node::SaveOptions::AS_XHTML
-      end
-
-      text = result[:output].to_html(save_with: save_options)
+        # TableOfContentsFilter
+        no_header_anchors: options[:no_header_anchors]
+      }
 
-      text.html_safe
+      @pipeline.to_html(html, context).html_safe
     end
 
     private
 
-    def self.renderer
-      @markdown ||= begin
-        renderer = Redcarpet::Render::HTML.new
-        Redcarpet::Markdown.new(renderer, redcarpet_options)
+    # Check if a pipeline enables the `only_path` context option
+    #
+    # Returns Boolean
+    def self.only_path_pipeline?(pipeline)
+      case pipeline
+      when :atom, :email
+        false
+      else
+        true
       end
     end
 
@@ -130,6 +155,17 @@ module Gitlab
       }.freeze
     end
 
+    def self.renderer
+      @markdown ||= begin
+        renderer = Redcarpet::Render::HTML.new
+        Redcarpet::Markdown.new(renderer, redcarpet_options)
+      end
+    end
+
+    def self.post_processor
+      @post_processor ||= HTML::Pipeline.new([Gitlab::Markdown::RedactorFilter])
+    end
+
     # Filters used in our pipeline
     #
     # SanitizationFilter should come first so that all generated reference HTML
diff --git a/lib/gitlab/markdown/commit_range_reference_filter.rb b/lib/gitlab/markdown/commit_range_reference_filter.rb
index bb496135d92..e070edae0a4 100644
--- a/lib/gitlab/markdown/commit_range_reference_filter.rb
+++ b/lib/gitlab/markdown/commit_range_reference_filter.rb
@@ -26,6 +26,18 @@ module Gitlab
         end
       end
 
+      def self.referenced_by(node)
+        project = Project.find(node.attr("data-project")) rescue nil
+        return unless project
+
+        id = node.attr("data-commit-range")
+        range = CommitRange.new(id, project)
+
+        return unless range.valid_commits?
+
+        { commit_range: range }
+      end
+
       def initialize(*args)
         super
 
@@ -53,13 +65,11 @@ module Gitlab
           range = CommitRange.new(id, project)
 
           if range.valid_commits?
-            push_result(:commit_range, range)
-
             url = url_for_commit_range(project, range)
 
             title = range.reference_title
             klass = reference_class(:commit_range)
-            data  = data_attribute(project.id)
+            data  = data_attribute(project: project.id, commit_range: id)
 
             project_ref += '@' if project_ref
 
diff --git a/lib/gitlab/markdown/commit_reference_filter.rb b/lib/gitlab/markdown/commit_reference_filter.rb
index fcbb2e936a5..8cdbeb1f9cf 100644
--- a/lib/gitlab/markdown/commit_reference_filter.rb
+++ b/lib/gitlab/markdown/commit_reference_filter.rb
@@ -26,6 +26,18 @@ module Gitlab
         end
       end
 
+      def self.referenced_by(node)
+        project = Project.find(node.attr("data-project")) rescue nil
+        return unless project
+
+        id = node.attr("data-commit")
+        commit = commit_from_ref(project, id)
+
+        return unless commit
+
+        { commit: commit }
+      end
+
       def call
         replace_text_nodes_matching(Commit.reference_pattern) do |content|
           commit_link_filter(content)
@@ -39,17 +51,15 @@ module Gitlab
       # Returns a String with commit references replaced with links. All links
       # have `gfm` and `gfm-commit` class names attached for styling.
       def commit_link_filter(text)
-        self.class.references_in(text) do |match, commit_ref, project_ref|
+        self.class.references_in(text) do |match, id, project_ref|
           project = self.project_from_ref(project_ref)
 
-          if commit = commit_from_ref(project, commit_ref)
-            push_result(:commit, commit)
-
+          if commit = self.class.commit_from_ref(project, id)
             url = url_for_commit(project, commit)
 
             title = escape_once(commit.link_title)
             klass = reference_class(:commit)
-            data  = data_attribute(project.id)
+            data  = data_attribute(project: project.id, commit: id)
 
             project_ref += '@' if project_ref
 
@@ -62,9 +72,9 @@ module Gitlab
         end
       end
 
-      def commit_from_ref(project, commit_ref)
+      def self.commit_from_ref(project, id)
         if project && project.valid_repo?
-          project.commit(commit_ref)
+          project.commit(id)
         end
       end
 
diff --git a/lib/gitlab/markdown/cross_project_reference.rb b/lib/gitlab/markdown/cross_project_reference.rb
index 855748fdccc..6ab04a584b0 100644
--- a/lib/gitlab/markdown/cross_project_reference.rb
+++ b/lib/gitlab/markdown/cross_project_reference.rb
@@ -13,18 +13,11 @@ module Gitlab
       #
       # ref - String reference.
       #
-      # Returns a Project, or nil if the reference can't be accessed
+      # Returns a Project, or nil if the reference can't be found
       def project_from_ref(ref)
         return context[:project] unless ref
 
-        other = Project.find_with_namespace(ref)
-        return nil unless other && user_can_reference_project?(other)
-
-        other
-      end
-
-      def user_can_reference_project?(project, user = context[:current_user])
-        Ability.abilities.allowed?(user, :read_project, project)
+        Project.find_with_namespace(ref)
       end
     end
   end
diff --git a/lib/gitlab/markdown/external_issue_reference_filter.rb b/lib/gitlab/markdown/external_issue_reference_filter.rb
index f7c43e1ca89..8f86f13976a 100644
--- a/lib/gitlab/markdown/external_issue_reference_filter.rb
+++ b/lib/gitlab/markdown/external_issue_reference_filter.rb
@@ -47,8 +47,9 @@ module Gitlab
 
           title = escape_once("Issue in #{project.external_issue_tracker.title}")
           klass = reference_class(:issue)
+          data  = data_attribute(project: project.id)
 
-          %(<a href="#{url}"
+          %(<a href="#{url}" #{data}
                title="#{title}"
                class="#{klass}">#{match}</a>)
         end
diff --git a/lib/gitlab/markdown/issue_reference_filter.rb b/lib/gitlab/markdown/issue_reference_filter.rb
index 01320f80796..481d282f7b1 100644
--- a/lib/gitlab/markdown/issue_reference_filter.rb
+++ b/lib/gitlab/markdown/issue_reference_filter.rb
@@ -27,6 +27,10 @@ module Gitlab
         end
       end
 
+      def self.referenced_by(node)
+        { issue: LazyReference.new(Issue, node.attr("data-issue")) }
+      end
+
       def call
         replace_text_nodes_matching(Issue.reference_pattern) do |content|
           issue_link_filter(content)
@@ -45,13 +49,11 @@ module Gitlab
           project = self.project_from_ref(project_ref)
 
           if project && issue = project.get_issue(id)
-            push_result(:issue, issue)
-
             url = url_for_issue(id, project, only_path: context[:only_path])
 
             title = escape_once("Issue: #{issue.title}")
             klass = reference_class(:issue)
-            data  = data_attribute(project.id)
+            data  = data_attribute(project: project.id, issue: issue.id)
 
             %(<a href="#{url}" #{data}
                  title="#{title}"
diff --git a/lib/gitlab/markdown/label_reference_filter.rb b/lib/gitlab/markdown/label_reference_filter.rb
index 1e5cb12071e..618acb7a578 100644
--- a/lib/gitlab/markdown/label_reference_filter.rb
+++ b/lib/gitlab/markdown/label_reference_filter.rb
@@ -22,6 +22,10 @@ module Gitlab
         end
       end
 
+      def self.referenced_by(node)
+        { label: LazyReference.new(Label, node.attr("data-label")) }
+      end
+
       def call
         replace_text_nodes_matching(Label.reference_pattern) do |content|
           label_link_filter(content)
@@ -41,11 +45,9 @@ module Gitlab
           params = label_params(id, name)
 
           if label = project.labels.find_by(params)
-            push_result(:label, label)
-
             url = url_for_label(project, label)
             klass = reference_class(:label)
-            data = data_attribute(project.id)
+            data = data_attribute(project: project.id, label: label.id)
 
             %(<a href="#{url}" #{data}
                  class="#{klass}">#{render_colored_label(label)}</a>)
diff --git a/lib/gitlab/markdown/merge_request_reference_filter.rb b/lib/gitlab/markdown/merge_request_reference_filter.rb
index ecbd263d0e0..5bc63269808 100644
--- a/lib/gitlab/markdown/merge_request_reference_filter.rb
+++ b/lib/gitlab/markdown/merge_request_reference_filter.rb
@@ -27,6 +27,10 @@ module Gitlab
         end
       end
 
+      def self.referenced_by(node)
+        { merge_request: LazyReference.new(MergeRequest, node.attr("data-merge-request")) }
+      end
+
       def call
         replace_text_nodes_matching(MergeRequest.reference_pattern) do |content|
           merge_request_link_filter(content)
@@ -45,11 +49,9 @@ module Gitlab
           project = self.project_from_ref(project_ref)
 
           if project && merge_request = project.merge_requests.find_by(iid: id)
-            push_result(:merge_request, merge_request)
-
             title = escape_once("Merge Request: #{merge_request.title}")
             klass = reference_class(:merge_request)
-            data  = data_attribute(project.id)
+            data  = data_attribute(project: project.id, merge_request: merge_request.id)
 
             url = url_for_merge_request(merge_request, project)
 
diff --git a/lib/gitlab/markdown/redactor_filter.rb b/lib/gitlab/markdown/redactor_filter.rb
new file mode 100644
index 00000000000..a1f3a8a8ebf
--- /dev/null
+++ b/lib/gitlab/markdown/redactor_filter.rb
@@ -0,0 +1,40 @@
+require 'gitlab/markdown'
+require 'html/pipeline/filter'
+
+module Gitlab
+  module Markdown
+    # HTML filter that removes references to records that the current user does
+    # not have permission to view.
+    #
+    # Expected to be run in its own post-processing pipeline.
+    #
+    class RedactorFilter < HTML::Pipeline::Filter
+      def call
+        doc.css('a.gfm').each do |node|
+          unless user_can_reference?(node)
+            node.replace(node.text)
+          end
+        end
+
+        doc
+      end
+
+      private
+
+      def user_can_reference?(node)
+        if node.has_attribute?('data-reference-filter')
+          reference_type = node.attr('data-reference-filter')
+          reference_filter = reference_type.constantize
+
+          reference_filter.user_can_reference?(current_user, node, context)
+        else
+          true
+        end
+      end
+
+      def current_user
+        context[:current_user]
+      end
+    end
+  end
+end
diff --git a/lib/gitlab/markdown/reference_filter.rb b/lib/gitlab/markdown/reference_filter.rb
index 9b293c957d6..adaca78ba27 100644
--- a/lib/gitlab/markdown/reference_filter.rb
+++ b/lib/gitlab/markdown/reference_filter.rb
@@ -11,30 +11,57 @@ module Gitlab
     # Context options:
     #   :project (required) - Current project, ignored if reference is cross-project.
     #   :only_path          - Generate path-only links.
-    #
-    # Results:
-    #   :references - A Hash of references that were found and replaced.
     class ReferenceFilter < HTML::Pipeline::Filter
-      def initialize(*args)
-        super
+      LazyReference = Struct.new(:klass, :ids) do
+        def self.load(refs)
+          lazy_references, values = refs.partition { |ref| ref.is_a?(self) }
+          
+          lazy_values = lazy_references.group_by(&:klass).flat_map do |klass, refs|
+            ids = refs.flat_map(&:ids)
+            klass.where(id: ids)
+          end
+
+          values + lazy_values
+        end
+
+        def load
+          self.klass.where(id: self.ids)
+        end
+      end
+
+      def self.user_can_reference?(user, node, context)
+        if node.has_attribute?('data-project')
+          project_id = node.attr('data-project').to_i
+          return true if project_id == context[:project].try(:id)
+
+          project = Project.find(project_id) rescue nil
+          Ability.abilities.allowed?(user, :read_project, project)
+        else
+          true
+        end
+      end
 
-        result[:references] = Hash.new { |hash, type| hash[type] = [] }
+      def self.referenced_by(node)
+        raise NotImplementedError, "#{self} does not implement #{__method__}"
       end
 
       # Returns a data attribute String to attach to a reference link
       #
-      # id   - Object ID
-      # type - Object type (default: :project)
+      # attributes - Hash, where the key becomes the data attribute name and the
+      #              value is the data attribute value
       #
       # Examples:
       #
-      #   data_attribute(1)         # => "data-project-id=\"1\""
-      #   data_attribute(2, :user)  # => "data-user-id=\"2\""
-      #   data_attribute(3, :group) # => "data-group-id=\"3\""
+      #   data_attribute(project: 1, issue: 2)
+      #   # => "data-reference-filter=\"Gitlab::Markdown::SomeReferenceFilter\" data-project=\"1\" data-issue=\"2\""
+      #
+      #   data_attribute(project: 3, merge_request: 4)
+      #   # => "data-reference-filter=\"Gitlab::Markdown::SomeReferenceFilter\" data-project=\"3\" data-merge-request=\"4\""
       #
       # Returns a String
-      def data_attribute(id, type = :project)
-        %Q(data-#{type}-id="#{id}")
+      def data_attribute(attributes = {})
+        attributes[:reference_filter] = self.class.name
+        attributes.map { |key, value| %Q(data-#{key.to_s.dasherize}="#{value}") }.join(" ")
       end
 
       def escape_once(html)
@@ -59,16 +86,6 @@ module Gitlab
         context[:project]
       end
 
-      # Add a reference to the pipeline's result Hash
-      #
-      # type   - Singular Symbol reference type (e.g., :issue, :user, etc.)
-      # values - One or more Objects to add
-      def push_result(type, *values)
-        return if values.empty?
-
-        result[:references][type].push(*values)
-      end
-
       def reference_class(type)
         "gfm gfm-#{type}"
       end
@@ -85,7 +102,7 @@ module Gitlab
       # Yields the current node's String contents. The result of the block will
       # replace the node's existing content and update the current document.
       #
-      # Returns the updated Nokogiri::XML::Document object.
+      # Returns the updated Nokogiri::HTML::DocumentFragment object.
       def replace_text_nodes_matching(pattern)
         return doc if project.nil?
 
diff --git a/lib/gitlab/markdown/reference_gatherer_filter.rb b/lib/gitlab/markdown/reference_gatherer_filter.rb
new file mode 100644
index 00000000000..00f983675e6
--- /dev/null
+++ b/lib/gitlab/markdown/reference_gatherer_filter.rb
@@ -0,0 +1,63 @@
+require 'gitlab/markdown'
+require 'html/pipeline/filter'
+
+module Gitlab
+  module Markdown
+    # HTML filter that gathers all referenced records that the current user has
+    # permission to view.
+    #
+    # Expected to be run in its own post-processing pipeline.
+    #
+    class ReferenceGathererFilter < HTML::Pipeline::Filter
+      def initialize(*)
+        super
+
+        result[:references] ||= Hash.new { |hash, type| hash[type] = [] }
+      end
+
+      def call
+        doc.css('a.gfm').each do |node|
+          gather_references(node)
+        end
+
+        load_lazy_references unless context[:load_lazy_references] == false
+
+        doc
+      end
+
+      private
+
+      def gather_references(node)
+        return unless node.has_attribute?('data-reference-filter')
+
+        reference_type = node.attr('data-reference-filter')
+        reference_filter = reference_type.constantize
+
+        return if context[:reference_filter] && reference_filter != context[:reference_filter]
+
+        return unless reference_filter.user_can_reference?(current_user, node, context)
+
+        references = reference_filter.referenced_by(node)
+        return unless references
+
+        references.each do |type, values|
+          Array.wrap(values).each do |value|
+            result[:references][type] << value
+          end
+        end
+      end
+
+      # Will load all references of one type using one query.
+      def load_lazy_references
+        refs = result[:references]
+        refs.each do |type, values|
+          refs[type] = ReferenceFilter::LazyReference.load(values)
+        end
+      end
+
+      def current_user
+        context[:current_user]
+      end
+    end
+  end
+end
diff --git a/lib/gitlab/markdown/snippet_reference_filter.rb b/lib/gitlab/markdown/snippet_reference_filter.rb
index e2cf89cb1d8..f783f951711 100644
--- a/lib/gitlab/markdown/snippet_reference_filter.rb
+++ b/lib/gitlab/markdown/snippet_reference_filter.rb
@@ -27,6 +27,10 @@ module Gitlab
         end
       end
 
+      def self.referenced_by(node)
+        { snippet: LazyReference.new(Snippet, node.attr("data-snippet")) }
+      end
+
       def call
         replace_text_nodes_matching(Snippet.reference_pattern) do |content|
           snippet_link_filter(content)
@@ -45,11 +49,9 @@ module Gitlab
           project = self.project_from_ref(project_ref)
 
           if project && snippet = project.snippets.find_by(id: id)
-            push_result(:snippet, snippet)
-
             title = escape_once("Snippet: #{snippet.title}")
             klass = reference_class(:snippet)
-            data  = data_attribute(project.id)
+            data  = data_attribute(project: project.id, snippet: snippet.id)
 
             url = url_for_snippet(snippet, project)
 
diff --git a/lib/gitlab/markdown/user_reference_filter.rb b/lib/gitlab/markdown/user_reference_filter.rb
index 6f436ea7167..2a594e1662e 100644
--- a/lib/gitlab/markdown/user_reference_filter.rb
+++ b/lib/gitlab/markdown/user_reference_filter.rb
@@ -23,6 +23,31 @@ module Gitlab
         end
       end
 
+      def self.referenced_by(node)
+        if node.has_attribute?('data-group')
+          group = Group.find(node.attr('data-group')) rescue nil
+          return unless group
+
+          { user: group.users }
+        elsif node.has_attribute?('data-user')
+          { user: LazyReference.new(User, node.attr('data-user')) }
+        elsif node.has_attribute?('data-project')
+          project = Project.find(node.attr('data-project')) rescue nil
+          return unless project
+
+          { user: project.team.members.flatten }
+        end
+      end
+
+      def self.user_can_reference?(user, node, context)
+        if node.has_attribute?('data-group')
+          group = Group.find(node.attr('data-group')) rescue nil
+          Ability.abilities.allowed?(user, :read_group, group)
+        else
+          super
+        end
+      end
+
       def call
         replace_text_nodes_matching(User.reference_pattern) do |content|
           user_link_filter(content)
@@ -61,14 +86,12 @@ module Gitlab
       def link_to_all
         project = context[:project]
 
-        # FIXME (rspeicher): Law of Demeter
-        push_result(:user, *project.team.members.flatten)
-
         url = urls.namespace_project_url(project.namespace, project,
                                          only_path: context[:only_path])
+        data = data_attribute(project: project.id)
 
         text = User.reference_prefix + 'all'
-        %(<a href="#{url}" class="#{link_class}">#{text}</a>)
+        %(<a href="#{url}" #{data} class="#{link_class}">#{text}</a>)
       end
 
       def link_to_namespace(namespace)
@@ -80,30 +103,20 @@ module Gitlab
       end
 
       def link_to_group(group, namespace)
-        return unless user_can_reference_group?(namespace)
-
-        push_result(:user, *namespace.users)
-
         url = urls.group_url(group, only_path: context[:only_path])
-        data = data_attribute(namespace.id, :group)
+        data = data_attribute(group: namespace.id)
 
         text = Group.reference_prefix + group
         %(<a href="#{url}" #{data} class="#{link_class}">#{text}</a>)
       end
 
       def link_to_user(user, namespace)
-        push_result(:user, namespace.owner)
-
         url = urls.user_url(user, only_path: context[:only_path])
-        data = data_attribute(namespace.owner_id, :user)
+        data = data_attribute(user: namespace.owner_id)
 
         text = User.reference_prefix + user
         %(<a href="#{url}" #{data} class="#{link_class}">#{text}</a>)
       end
-
-      def user_can_reference_group?(group)
-        Ability.abilities.allowed?(context[:current_user], :read_group, group)
-      end
     end
   end
 end
diff --git a/lib/gitlab/reference_extractor.rb b/lib/gitlab/reference_extractor.rb
index 30497e274c2..da8df8a3025 100644
--- a/lib/gitlab/reference_extractor.rb
+++ b/lib/gitlab/reference_extractor.rb
@@ -3,11 +3,12 @@ require 'gitlab/markdown'
 module Gitlab
   # Extract possible GFM references from an arbitrary String for further processing.
   class ReferenceExtractor
-    attr_accessor :project, :current_user
+    attr_accessor :project, :current_user, :load_lazy_references
 
-    def initialize(project, current_user = nil)
+    def initialize(project, current_user = nil, load_lazy_references: true)
       @project = project
       @current_user = current_user
+      @load_lazy_references = load_lazy_references
     end
 
     def analyze(text)
@@ -26,9 +27,9 @@ module Gitlab
     def references
       @references ||= Hash.new do |references, type|
         type = type.to_sym
-        return references[type] if references.has_key?(type)
+        next references[type] if references.has_key?(type)
 
-        references[type] = pipeline_result(type).uniq
+        references[type] = pipeline_result(type)
       end
     end
 
@@ -41,21 +42,32 @@ module Gitlab
     def pipeline_result(filter_type)
       return [] if @text.blank?
       
-      klass  = filter_type.to_s.camelize + 'ReferenceFilter'
+      klass  = "#{filter_type.to_s.camelize}ReferenceFilter"
       filter = Gitlab::Markdown.const_get(klass)
 
       context = {
         project: project,
         current_user: current_user,
+        
         # We don't actually care about the links generated
         only_path: true,
-        ignore_blockquotes: true
+        ignore_blockquotes: true,
+
+        # ReferenceGathererFilter
+        load_lazy_references: false,
+        reference_filter:     filter
       }
 
-      pipeline = HTML::Pipeline.new([filter], context)
+      pipeline = HTML::Pipeline.new([filter, Gitlab::Markdown::ReferenceGathererFilter], context)
       result = pipeline.call(@text)
 
-      result[:references][filter_type]
+      values = result[:references][filter_type].uniq
+
+      if @load_lazy_references
+        values = Gitlab::Markdown::ReferenceFilter::LazyReference.load(values).uniq
+      end
+
+      values
     end
   end
 end
diff --git a/lib/tasks/gitlab/check.rake b/lib/tasks/gitlab/check.rake
index 606bf241db7..2e73f792a9d 100644
--- a/lib/tasks/gitlab/check.rake
+++ b/lib/tasks/gitlab/check.rake
@@ -335,7 +335,7 @@ namespace :gitlab do
       print "Redis version >= #{min_redis_version}? ... "
 
       redis_version = run(%W(redis-cli --version))
-      redis_version = redis_version.try(:match, /redis-cli (.*)/)
+      redis_version = redis_version.try(:match, /redis-cli (\d+\.\d+\.\d+)/)
       if redis_version &&
           (Gem::Version.new(redis_version[1]) > Gem::Version.new(min_redis_version))
         puts "yes".green
diff --git a/spec/benchmarks/models/milestone_spec.rb b/spec/benchmarks/models/milestone_spec.rb
new file mode 100644
index 00000000000..a94afc4c40d
--- /dev/null
+++ b/spec/benchmarks/models/milestone_spec.rb
@@ -0,0 +1,17 @@
+require 'spec_helper'
+
+describe Milestone, benchmark: true do
+  describe '#sort_issues' do
+    let(:milestone) { create(:milestone) }
+
+    let(:issue1) { create(:issue, milestone: milestone) }
+    let(:issue2) { create(:issue, milestone: milestone) }
+    let(:issue3) { create(:issue, milestone: milestone) }
+
+    let(:issue_ids) { [issue3.id, issue2.id, issue1.id] }
+
+    benchmark_subject { milestone.sort_issues(issue_ids) }
+
+    it { is_expected.to iterate_per_second(500) }
+  end
+end
diff --git a/spec/controllers/abuse_reports_controller_spec.rb b/spec/controllers/abuse_reports_controller_spec.rb
new file mode 100644
index 00000000000..0faab8d7ff0
--- /dev/null
+++ b/spec/controllers/abuse_reports_controller_spec.rb
@@ -0,0 +1,72 @@
+require 'spec_helper'
+
+describe AbuseReportsController do
+  let(:reporter)    { create(:user) }
+  let(:user)        { create(:user) }
+  let(:message)     { "This user is a spammer" }
+
+  before do
+    sign_in(reporter)
+  end
+
+  describe "POST create" do
+    context "with admin notification email set" do
+      let(:admin_email) { "admin@example.com"}
+
+      before(:each) do
+        stub_application_setting(admin_notification_email: admin_email)
+      end
+
+      it "sends a notification email" do
+        post :create,
+          abuse_report: {
+            user_id: user.id,
+            message: message
+          }
+
+        email = ActionMailer::Base.deliveries.last
+
+        expect(email.to).to eq([admin_email])
+        expect(email.subject).to include(user.username)
+        expect(email.text_part.body).to include(message)
+      end
+
+      it "saves the abuse report" do
+        expect do
+          post :create,
+            abuse_report: {
+              user_id: user.id,
+              message: message
+            }
+        end.to change { AbuseReport.count }.by(1)
+      end
+    end
+
+    context "without admin notification email set" do
+      before(:each) do
+        stub_application_setting(admin_notification_email: nil)
+      end
+
+      it "does not send a notification email" do
+        expect do
+          post :create,
+            abuse_report: {
+              user_id: user.id,
+              message: message
+            }
+        end.not_to change { ActionMailer::Base.deliveries.count }
+      end
+
+      it "saves the abuse report" do
+        expect do
+          post :create,
+            abuse_report: {
+              user_id: user.id,
+              message: message
+            }
+        end.to change { AbuseReport.count }.by(1)
+      end
+    end
+  end
+
+end
diff --git a/spec/controllers/import/github_controller_spec.rb b/spec/controllers/import/github_controller_spec.rb
index 766be578f7f..bbf8adef534 100644
--- a/spec/controllers/import/github_controller_spec.rb
+++ b/spec/controllers/import/github_controller_spec.rb
@@ -41,7 +41,7 @@ describe Import::GithubController do
 
     it "assigns variables" do
       @project = create(:project, import_type: 'github', creator_id: user.id)
-      stub_client(repos: [@repo], orgs: [@org], org_repos: [@org_repo])
+      stub_client(repos: [@repo, @org_repo], orgs: [@org], org_repos: [@org_repo])
 
       get :status
 
diff --git a/spec/controllers/projects_controller_spec.rb b/spec/controllers/projects_controller_spec.rb
index 21beaf37fce..4460bf12f96 100644
--- a/spec/controllers/projects_controller_spec.rb
+++ b/spec/controllers/projects_controller_spec.rb
@@ -22,6 +22,34 @@ describe ProjectsController do
       end
     end
 
+    context "rendering default project view" do
+      render_views
+
+      it "renders the activity view" do
+        allow(controller).to receive(:current_user).and_return(user)
+        allow(user).to receive(:project_view).and_return('activity')
+
+        get :show, namespace_id: public_project.namespace.path, id: public_project.path
+        expect(response).to render_template('_activity')
+      end
+
+      it "renders the readme view" do
+        allow(controller).to receive(:current_user).and_return(user)
+        allow(user).to receive(:project_view).and_return('readme')
+
+        get :show, namespace_id: public_project.namespace.path, id: public_project.path
+        expect(response).to render_template('_readme')
+      end
+
+      it "renders the files view" do
+        allow(controller).to receive(:current_user).and_return(user)
+        allow(user).to receive(:project_view).and_return('files')
+
+        get :show, namespace_id: public_project.namespace.path, id: public_project.path
+        expect(response).to render_template('_files')
+      end
+    end
+
     context "when requested with case sensitive namespace and project path" do
       it "redirects to the normalized path for case mismatch" do
         get :show, namespace_id: public_project.namespace.path, id: public_project.path.upcase
@@ -62,4 +90,50 @@ describe ProjectsController do
       expect(user.starred?(public_project)).to be_falsey
     end
   end
+
+  describe "DELETE remove_fork" do
+    context 'when signed in' do
+      before do
+        sign_in(user)
+      end
+
+      context 'with forked project' do
+        let(:project_fork) { create(:project, namespace: user.namespace) }
+
+        before do
+          create(:forked_project_link, forked_to_project: project_fork)
+        end
+
+        it 'should remove fork from project' do
+          delete(:remove_fork,
+              namespace_id: project_fork.namespace.to_param,
+              id: project_fork.to_param, format: :js)
+
+          expect(project_fork.forked?).to be_falsey
+          expect(flash[:notice]).to eq('The fork relationship has been removed.')
+          expect(response).to render_template(:remove_fork)
+        end
+      end
+
+      context 'when project not forked' do
+        let(:unforked_project) { create(:project, namespace: user.namespace) }
+
+        it 'should do nothing if project was not forked' do
+          delete(:remove_fork,
+              namespace_id: unforked_project.namespace.to_param,
+              id: unforked_project.to_param, format: :js)
+
+          expect(flash[:notice]).to be_nil
+          expect(response).to render_template(:remove_fork)
+        end
+      end
+    end
+
+    it "does nothing if user is not signed in" do
+      delete(:remove_fork,
+          namespace_id: project.namespace.to_param,
+          id: project.to_param, format: :js)
+      expect(response.status).to eq(401)
+    end
+  end
 end
diff --git a/spec/features/markdown_spec.rb b/spec/features/markdown_spec.rb
index c557a1061af..fdd8cf07b12 100644
--- a/spec/features/markdown_spec.rb
+++ b/spec/features/markdown_spec.rb
@@ -220,7 +220,7 @@ describe 'GitLab Markdown', feature: true do
     end
   end
 
-  # `markdown` calls these two methods
+  # Fake a `current_user` helper
   def current_user
     @feat.user
   end
diff --git a/spec/features/projects_spec.rb b/spec/features/projects_spec.rb
index aac93b17a38..09fcff2444a 100644
--- a/spec/features/projects_spec.rb
+++ b/spec/features/projects_spec.rb
@@ -34,6 +34,27 @@ feature 'Project', feature: true do
     end
   end
 
+  describe 'remove forked relationship', js: true do
+    let(:user)    { create(:user) }
+    let(:project) { create(:project, namespace: user.namespace) }
+
+    before do
+      login_with user
+      create(:forked_project_link, forked_to_project: project)
+      visit edit_namespace_project_path(project.namespace, project)
+    end
+
+    it 'should remove fork' do
+      expect(page).to have_content 'Remove fork relationship'
+
+      remove_with_confirm('Remove fork relationship', project.path)
+
+      expect(page).to have_content 'The fork relationship has been removed.'
+      expect(project.forked?).to be_falsey
+      expect(page).not_to have_content 'Remove fork relationship'
+    end
+  end
+
   describe 'removal', js: true do
     let(:user)    { create(:user) }
     let(:project) { create(:project, namespace: user.namespace) }
@@ -45,13 +66,13 @@ feature 'Project', feature: true do
     end
 
     it 'should remove project' do
-      expect { remove_project }.to change {Project.count}.by(-1)
+      expect { remove_with_confirm('Remove project', project.path) }.to change {Project.count}.by(-1)
     end
   end
 
-  def remove_project
-    click_button "Remove project"
-    fill_in 'confirm_name_input', with: project.path
+  def remove_with_confirm(button_text, confirm_with)
+    click_button button_text
+    fill_in 'confirm_name_input', with: confirm_with
     click_button 'Confirm'
   end
 end
diff --git a/spec/helpers/gitlab_markdown_helper_spec.rb b/spec/helpers/gitlab_markdown_helper_spec.rb
index 20ae29e2bd3..762ec25c4f5 100644
--- a/spec/helpers/gitlab_markdown_helper_spec.rb
+++ b/spec/helpers/gitlab_markdown_helper_spec.rb
@@ -11,12 +11,15 @@ describe GitlabMarkdownHelper do
   let(:merge_request) { create(:merge_request, source_project: project, target_project: project) }
   let(:snippet)       { create(:project_snippet, project: project) }
 
-  # Helper expects a current_user method.
-  let(:current_user) { user }
-
   before do
+    # Ensure the generated reference links aren't redacted
+    project.team << [user, :master]
+
     # Helper expects a @project instance variable
-    @project = project
+    helper.instance_variable_set(:@project, project)
+
+    # Stub the `current_user` helper
+    allow(helper).to receive(:current_user).and_return(user)
   end
 
   describe "#markdown" do
@@ -25,23 +28,23 @@ describe GitlabMarkdownHelper do
 
       it "should link to the merge request" do
         expected = namespace_project_merge_request_path(project.namespace, project, merge_request)
-        expect(markdown(actual)).to match(expected)
+        expect(helper.markdown(actual)).to match(expected)
       end
 
       it "should link to the commit" do
         expected = namespace_project_commit_path(project.namespace, project, commit)
-        expect(markdown(actual)).to match(expected)
+        expect(helper.markdown(actual)).to match(expected)
       end
 
       it "should link to the issue" do
         expected = namespace_project_issue_path(project.namespace, project, issue)
-        expect(markdown(actual)).to match(expected)
+        expect(helper.markdown(actual)).to match(expected)
       end
     end
 
     describe "override default project" do
       let(:actual) { issue.to_reference }
-      let(:second_project) { create(:project) }
+      let(:second_project) { create(:project, :public) }
       let(:second_issue) { create(:issue, project: second_project) }
 
       it 'should link to the issue' do
@@ -56,7 +59,7 @@ describe GitlabMarkdownHelper do
     let(:issues)      { create_list(:issue, 2, project: project) }
 
     it 'should handle references nested in links with all the text' do
-      actual = link_to_gfm("This should finally fix #{issues[0].to_reference} and #{issues[1].to_reference} for real", commit_path)
+      actual = helper.link_to_gfm("This should finally fix #{issues[0].to_reference} and #{issues[1].to_reference} for real", commit_path)
       doc = Nokogiri::HTML.parse(actual)
 
       # Make sure we didn't create invalid markup
@@ -86,7 +89,7 @@ describe GitlabMarkdownHelper do
     end
 
     it 'should forward HTML options' do
-      actual = link_to_gfm("Fixed in #{commit.id}", commit_path, class: 'foo')
+      actual = helper.link_to_gfm("Fixed in #{commit.id}", commit_path, class: 'foo')
       doc = Nokogiri::HTML.parse(actual)
 
       expect(doc.css('a')).to satisfy do |v|
@@ -97,13 +100,13 @@ describe GitlabMarkdownHelper do
 
     it "escapes HTML passed in as the body" do
       actual = "This is a <h1>test</h1> - see #{issues[0].to_reference}"
-      expect(link_to_gfm(actual, commit_path)).
+      expect(helper.link_to_gfm(actual, commit_path)).
         to match('&lt;h1&gt;test&lt;/h1&gt;')
     end
 
     it 'ignores reference links when they are the entire body' do
       text = issues[0].to_reference
-      act = link_to_gfm(text, '/foo')
+      act = helper.link_to_gfm(text, '/foo')
       expect(act).to eq %Q(<a href="/foo">#{issues[0].to_reference}</a>)
     end
 
diff --git a/spec/helpers/issues_helper_spec.rb b/spec/helpers/issues_helper_spec.rb
index c08ddb4cae1..78a6b631eb2 100644
--- a/spec/helpers/issues_helper_spec.rb
+++ b/spec/helpers/issues_helper_spec.rb
@@ -117,4 +117,14 @@ describe IssuesHelper do
     end
   end
 
+  describe "#merge_requests_sentence" do
+    subject { merge_requests_sentence(merge_requests)}
+    let(:merge_requests) do
+      [ build(:merge_request, iid: 1), build(:merge_request, iid: 2),
+        build(:merge_request, iid: 3)]
+    end
+
+    it { is_expected.to eq("!1, !2, or !3") }
+  end
+
 end
diff --git a/spec/helpers/labels_helper_spec.rb b/spec/helpers/labels_helper_spec.rb
index fb70a36dc02..0c8d06b7059 100644
--- a/spec/helpers/labels_helper_spec.rb
+++ b/spec/helpers/labels_helper_spec.rb
@@ -14,11 +14,6 @@ describe LabelsHelper do
         expect(label).not_to receive(:project)
         link_to_label(label)
       end
-
-      it 'includes option for "No Label"' do
-        result = project_labels_options(project)
-        expect(result).to include('No Label')
-      end
     end
 
     context 'without @project set' do
diff --git a/spec/lib/gitlab/closing_issue_extractor_spec.rb b/spec/lib/gitlab/closing_issue_extractor_spec.rb
index 5d7ff4f6122..21254f778d3 100644
--- a/spec/lib/gitlab/closing_issue_extractor_spec.rb
+++ b/spec/lib/gitlab/closing_issue_extractor_spec.rb
@@ -140,28 +140,28 @@ describe Gitlab::ClosingIssueExtractor do
         message = "Closes #{reference} and fix #{reference2}"
 
         expect(subject.closed_by_message(message)).
-            to eq([issue, other_issue])
+            to match_array([issue, other_issue])
       end
 
       it 'fetches comma-separated issues references in single line message' do
         message = "Closes #{reference}, closes #{reference2}"
 
         expect(subject.closed_by_message(message)).
-            to eq([issue, other_issue])
+            to match_array([issue, other_issue])
       end
 
       it 'fetches comma-separated issues numbers in single line message' do
         message = "Closes #{reference}, #{reference2} and #{reference3}"
 
         expect(subject.closed_by_message(message)).
-            to eq([issue, other_issue, third_issue])
+            to match_array([issue, other_issue, third_issue])
       end
 
       it 'fetches issues in multi-line message' do
         message = "Awesome commit (closes #{reference})\nAlso fixes #{reference2}"
 
         expect(subject.closed_by_message(message)).
-            to eq([issue, other_issue])
+            to match_array([issue, other_issue])
       end
 
       it 'fetches issues in hybrid message' do
@@ -169,7 +169,7 @@ describe Gitlab::ClosingIssueExtractor do
                   "Also fixing issues #{reference2}, #{reference3} and #4"
 
         expect(subject.closed_by_message(message)).
-            to eq([issue, other_issue, third_issue])
+            to match_array([issue, other_issue, third_issue])
       end
     end
   end
diff --git a/spec/lib/gitlab/markdown/commit_range_reference_filter_spec.rb b/spec/lib/gitlab/markdown/commit_range_reference_filter_spec.rb
index 3c6c84a0416..e5b8d723fe5 100644
--- a/spec/lib/gitlab/markdown/commit_range_reference_filter_spec.rb
+++ b/spec/lib/gitlab/markdown/commit_range_reference_filter_spec.rb
@@ -4,7 +4,7 @@ module Gitlab::Markdown
   describe CommitRangeReferenceFilter do
     include FilterSpecHelper
 
-    let(:project) { create(:project) }
+    let(:project) { create(:project, :public) }
     let(:commit1) { project.commit }
     let(:commit2) { project.commit("HEAD~2") }
 
@@ -75,12 +75,20 @@ module Gitlab::Markdown
         expect(doc.css('a').first.attr('class')).to eq 'gfm gfm-commit_range'
       end
 
-      it 'includes a data-project-id attribute' do
+      it 'includes a data-project attribute' do
         doc = filter("See #{reference}")
         link = doc.css('a').first
 
-        expect(link).to have_attribute('data-project-id')
-        expect(link.attr('data-project-id')).to eq project.id.to_s
+        expect(link).to have_attribute('data-project')
+        expect(link.attr('data-project')).to eq project.id.to_s
+      end
+
+      it 'includes a data-commit-range attribute' do
+        doc = filter("See #{reference}")
+        link = doc.css('a').first
+
+        expect(link).to have_attribute('data-commit-range')
+        expect(link.attr('data-commit-range')).to eq range.to_reference
       end
 
       it 'supports an :only_path option' do
@@ -92,59 +100,45 @@ module Gitlab::Markdown
       end
 
       it 'adds to the results hash' do
-        result = pipeline_result("See #{reference}")
+        result = reference_pipeline_result("See #{reference}")
         expect(result[:references][:commit_range]).not_to be_empty
       end
     end
 
     context 'cross-project reference' do
       let(:namespace) { create(:namespace, name: 'cross-reference') }
-      let(:project2)  { create(:project, namespace: namespace) }
+      let(:project2)  { create(:project, :public, namespace: namespace) }
       let(:reference) { range.to_reference(project) }
 
       before do
         range.project = project2
       end
 
-      context 'when user can access reference' do
-        before { allow_cross_reference! }
-
-        it 'links to a valid reference' do
-          doc = filter("See #{reference}")
-
-          expect(doc.css('a').first.attr('href')).
-            to eq urls.namespace_project_compare_url(project2.namespace, project2, range.to_param)
-        end
-
-        it 'links with adjacent text' do
-          doc = filter("Fixed (#{reference}.)")
-
-          exp = Regexp.escape("#{project2.to_reference}@#{range.to_s}")
-          expect(doc.to_html).to match(/\(<a.+>#{exp}<\/a>\.\)/)
-        end
+      it 'links to a valid reference' do
+        doc = filter("See #{reference}")
 
-        it 'ignores invalid commit IDs on the referenced project' do
-          exp = act = "Fixed #{project2.to_reference}@#{commit1.id.reverse}...#{commit2.id}"
-          expect(filter(act).to_html).to eq exp
+        expect(doc.css('a').first.attr('href')).
+          to eq urls.namespace_project_compare_url(project2.namespace, project2, range.to_param)
+      end
 
-          exp = act = "Fixed #{project2.to_reference}@#{commit1.id}...#{commit2.id.reverse}"
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'links with adjacent text' do
+        doc = filter("Fixed (#{reference}.)")
 
-        it 'adds to the results hash' do
-          result = pipeline_result("See #{reference}")
-          expect(result[:references][:commit_range]).not_to be_empty
-        end
+        exp = Regexp.escape("#{project2.to_reference}@#{range.to_s}")
+        expect(doc.to_html).to match(/\(<a.+>#{exp}<\/a>\.\)/)
       end
 
-      context 'when user cannot access reference' do
-        before { disallow_cross_reference! }
+      it 'ignores invalid commit IDs on the referenced project' do
+        exp = act = "Fixed #{project2.to_reference}@#{commit1.id.reverse}...#{commit2.id}"
+        expect(filter(act).to_html).to eq exp
 
-        it 'ignores valid references' do
-          exp = act = "See #{reference}"
+        exp = act = "Fixed #{project2.to_reference}@#{commit1.id}...#{commit2.id.reverse}"
+        expect(filter(act).to_html).to eq exp
+      end
 
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'adds to the results hash' do
+        result = reference_pipeline_result("See #{reference}")
+        expect(result[:references][:commit_range]).not_to be_empty
       end
     end
   end
diff --git a/spec/lib/gitlab/markdown/commit_reference_filter_spec.rb b/spec/lib/gitlab/markdown/commit_reference_filter_spec.rb
index 9ed438252b3..d080efbf3d4 100644
--- a/spec/lib/gitlab/markdown/commit_reference_filter_spec.rb
+++ b/spec/lib/gitlab/markdown/commit_reference_filter_spec.rb
@@ -4,7 +4,7 @@ module Gitlab::Markdown
   describe CommitReferenceFilter do
     include FilterSpecHelper
 
-    let(:project) { create(:project) }
+    let(:project) { create(:project, :public) }
     let(:commit)  { project.commit }
 
     it 'requires project context' do
@@ -71,12 +71,20 @@ module Gitlab::Markdown
         expect(doc.css('a').first.attr('class')).to eq 'gfm gfm-commit'
       end
 
-      it 'includes a data-project-id attribute' do
+      it 'includes a data-project attribute' do
         doc = filter("See #{reference}")
         link = doc.css('a').first
 
-        expect(link).to have_attribute('data-project-id')
-        expect(link.attr('data-project-id')).to eq project.id.to_s
+        expect(link).to have_attribute('data-project')
+        expect(link.attr('data-project')).to eq project.id.to_s
+      end
+
+      it 'includes a data-commit attribute' do
+        doc = filter("See #{reference}")
+        link = doc.css('a').first
+
+        expect(link).to have_attribute('data-commit')
+        expect(link.attr('data-commit')).to eq commit.id
       end
 
       it 'supports an :only_path context' do
@@ -88,53 +96,39 @@ module Gitlab::Markdown
       end
 
       it 'adds to the results hash' do
-        result = pipeline_result("See #{reference}")
+        result = reference_pipeline_result("See #{reference}")
         expect(result[:references][:commit]).not_to be_empty
       end
     end
 
     context 'cross-project reference' do
       let(:namespace) { create(:namespace, name: 'cross-reference') }
-      let(:project2)  { create(:project, namespace: namespace) }
+      let(:project2)  { create(:project, :public, namespace: namespace) }
       let(:commit)    { project2.commit }
       let(:reference) { commit.to_reference(project) }
 
-      context 'when user can access reference' do
-        before { allow_cross_reference! }
-
-        it 'links to a valid reference' do
-          doc = filter("See #{reference}")
-
-          expect(doc.css('a').first.attr('href')).
-            to eq urls.namespace_project_commit_url(project2.namespace, project2, commit.id)
-        end
-
-        it 'links with adjacent text' do
-          doc = filter("Fixed (#{reference}.)")
+      it 'links to a valid reference' do
+        doc = filter("See #{reference}")
 
-          exp = Regexp.escape(project2.to_reference)
-          expect(doc.to_html).to match(/\(<a.+>#{exp}@#{commit.short_id}<\/a>\.\)/)
-        end
+        expect(doc.css('a').first.attr('href')).
+          to eq urls.namespace_project_commit_url(project2.namespace, project2, commit.id)
+      end
 
-        it 'ignores invalid commit IDs on the referenced project' do
-          exp = act = "Committed #{invalidate_reference(reference)}"
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'links with adjacent text' do
+        doc = filter("Fixed (#{reference}.)")
 
-        it 'adds to the results hash' do
-          result = pipeline_result("See #{reference}")
-          expect(result[:references][:commit]).not_to be_empty
-        end
+        exp = Regexp.escape(project2.to_reference)
+        expect(doc.to_html).to match(/\(<a.+>#{exp}@#{commit.short_id}<\/a>\.\)/)
       end
 
-      context 'when user cannot access reference' do
-        before { disallow_cross_reference! }
-
-        it 'ignores valid references' do
-          exp = act = "See #{reference}"
+      it 'ignores invalid commit IDs on the referenced project' do
+        exp = act = "Committed #{invalidate_reference(reference)}"
+        expect(filter(act).to_html).to eq exp
+      end
 
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'adds to the results hash' do
+        result = reference_pipeline_result("See #{reference}")
+        expect(result[:references][:commit]).not_to be_empty
       end
     end
   end
diff --git a/spec/lib/gitlab/markdown/cross_project_reference_spec.rb b/spec/lib/gitlab/markdown/cross_project_reference_spec.rb
index 4698d6138c2..8d4f9e403a6 100644
--- a/spec/lib/gitlab/markdown/cross_project_reference_spec.rb
+++ b/spec/lib/gitlab/markdown/cross_project_reference_spec.rb
@@ -2,20 +2,16 @@ require 'spec_helper'
 
 module Gitlab::Markdown
   describe CrossProjectReference do
-    # context in the html-pipeline sense, not in the rspec sense
-    let(:context) do
-      {
-        current_user: double('user'),
-        project: double('project')
-      }
-    end
-
     include described_class
 
     describe '#project_from_ref' do
       context 'when no project was referenced' do
         it 'returns the project from context' do
-          expect(project_from_ref(nil)).to eq context[:project]
+          project = double
+
+          allow(self).to receive(:context).and_return({ project: project })
+
+          expect(project_from_ref(nil)).to eq project
         end
       end
 
@@ -26,29 +22,13 @@ module Gitlab::Markdown
       end
 
       context 'when referenced project exists' do
-        let(:project2) { double('referenced project') }
+        it 'returns the referenced project' do
+          project2 = double('referenced project')
 
-        before do
           expect(Project).to receive(:find_with_namespace).
             with('cross/reference').and_return(project2)
-        end
-
-        context 'and the user has permission to read it' do
-          it 'returns the referenced project' do
-            expect(self).to receive(:user_can_reference_project?).
-              with(project2).and_return(true)
-
-            expect(project_from_ref('cross/reference')).to eq project2
-          end
-        end
-
-        context 'and the user does not have permission to read it' do
-          it 'returns nil' do
-            expect(self).to receive(:user_can_reference_project?).
-              with(project2).and_return(false)
 
-            expect(project_from_ref('cross/reference')).to be_nil
-          end
+          expect(project_from_ref('cross/reference')).to eq project2
         end
       end
     end
diff --git a/spec/lib/gitlab/markdown/issue_reference_filter_spec.rb b/spec/lib/gitlab/markdown/issue_reference_filter_spec.rb
index 1dd54f58588..94c80ae6611 100644
--- a/spec/lib/gitlab/markdown/issue_reference_filter_spec.rb
+++ b/spec/lib/gitlab/markdown/issue_reference_filter_spec.rb
@@ -8,7 +8,7 @@ module Gitlab::Markdown
       IssuesHelper
     end
 
-    let(:project) { create(:empty_project) }
+    let(:project) { create(:empty_project, :public) }
     let(:issue)   { create(:issue, project: project) }
 
     it 'requires project context' do
@@ -68,12 +68,20 @@ module Gitlab::Markdown
         expect(doc.css('a').first.attr('class')).to eq 'gfm gfm-issue'
       end
 
-      it 'includes a data-project-id attribute' do
+      it 'includes a data-project attribute' do
         doc = filter("Issue #{reference}")
         link = doc.css('a').first
 
-        expect(link).to have_attribute('data-project-id')
-        expect(link.attr('data-project-id')).to eq project.id.to_s
+        expect(link).to have_attribute('data-project')
+        expect(link.attr('data-project')).to eq project.id.to_s
+      end
+
+      it 'includes a data-issue attribute' do
+        doc = filter("See #{reference}")
+        link = doc.css('a').first
+
+        expect(link).to have_attribute('data-issue')
+        expect(link.attr('data-issue')).to eq issue.id.to_s
       end
 
       it 'supports an :only_path context' do
@@ -85,60 +93,46 @@ module Gitlab::Markdown
       end
 
       it 'adds to the results hash' do
-        result = pipeline_result("Fixed #{reference}")
+        result = reference_pipeline_result("Fixed #{reference}")
         expect(result[:references][:issue]).to eq [issue]
       end
     end
 
     context 'cross-project reference' do
       let(:namespace) { create(:namespace, name: 'cross-reference') }
-      let(:project2)  { create(:empty_project, namespace: namespace) }
+      let(:project2)  { create(:empty_project, :public, namespace: namespace) }
       let(:issue)     { create(:issue, project: project2) }
       let(:reference) { issue.to_reference(project) }
 
-      context 'when user can access reference' do
-        before { allow_cross_reference! }
-
-        it 'ignores valid references when cross-reference project uses external tracker' do
-          expect_any_instance_of(Project).to receive(:get_issue).
-            with(issue.iid).and_return(nil)
-
-          exp = act = "Issue #{reference}"
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'ignores valid references when cross-reference project uses external tracker' do
+        expect_any_instance_of(Project).to receive(:get_issue).
+          with(issue.iid).and_return(nil)
 
-        it 'links to a valid reference' do
-          doc = filter("See #{reference}")
-
-          expect(doc.css('a').first.attr('href')).
-            to eq helper.url_for_issue(issue.iid, project2)
-        end
-
-        it 'links with adjacent text' do
-          doc = filter("Fixed (#{reference}.)")
-          expect(doc.to_html).to match(/\(<a.+>#{Regexp.escape(reference)}<\/a>\.\)/)
-        end
+        exp = act = "Issue #{reference}"
+        expect(filter(act).to_html).to eq exp
+      end
 
-        it 'ignores invalid issue IDs on the referenced project' do
-          exp = act = "Fixed #{invalidate_reference(reference)}"
+      it 'links to a valid reference' do
+        doc = filter("See #{reference}")
 
-          expect(filter(act).to_html).to eq exp
-        end
+        expect(doc.css('a').first.attr('href')).
+          to eq helper.url_for_issue(issue.iid, project2)
+      end
 
-        it 'adds to the results hash' do
-          result = pipeline_result("Fixed #{reference}")
-          expect(result[:references][:issue]).to eq [issue]
-        end
+      it 'links with adjacent text' do
+        doc = filter("Fixed (#{reference}.)")
+        expect(doc.to_html).to match(/\(<a.+>#{Regexp.escape(reference)}<\/a>\.\)/)
       end
 
-      context 'when user cannot access reference' do
-        before { disallow_cross_reference! }
+      it 'ignores invalid issue IDs on the referenced project' do
+        exp = act = "Fixed #{invalidate_reference(reference)}"
 
-        it 'ignores valid references' do
-          exp = act = "See #{reference}"
+        expect(filter(act).to_html).to eq exp
+      end
 
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'adds to the results hash' do
+        result = reference_pipeline_result("Fixed #{reference}")
+        expect(result[:references][:issue]).to eq [issue]
       end
     end
   end
diff --git a/spec/lib/gitlab/markdown/label_reference_filter_spec.rb b/spec/lib/gitlab/markdown/label_reference_filter_spec.rb
index e32089de376..fc21b65a843 100644
--- a/spec/lib/gitlab/markdown/label_reference_filter_spec.rb
+++ b/spec/lib/gitlab/markdown/label_reference_filter_spec.rb
@@ -5,7 +5,7 @@ module Gitlab::Markdown
   describe LabelReferenceFilter do
     include FilterSpecHelper
 
-    let(:project)   { create(:empty_project) }
+    let(:project)   { create(:empty_project, :public) }
     let(:label)     { create(:label, project: project) }
     let(:reference) { label.to_reference }
 
@@ -25,12 +25,20 @@ module Gitlab::Markdown
       expect(doc.css('a').first.attr('class')).to eq 'gfm gfm-label'
     end
 
-    it 'includes a data-project-id attribute' do
+    it 'includes a data-project attribute' do
       doc = filter("Label #{reference}")
       link = doc.css('a').first
 
-      expect(link).to have_attribute('data-project-id')
-      expect(link.attr('data-project-id')).to eq project.id.to_s
+      expect(link).to have_attribute('data-project')
+      expect(link.attr('data-project')).to eq project.id.to_s
+    end
+
+    it 'includes a data-label attribute' do
+      doc = filter("See #{reference}")
+      link = doc.css('a').first
+
+      expect(link).to have_attribute('data-label')
+      expect(link.attr('data-label')).to eq label.id.to_s
     end
 
     it 'supports an :only_path context' do
@@ -42,7 +50,7 @@ module Gitlab::Markdown
     end
 
     it 'adds to the results hash' do
-      result = pipeline_result("Label #{reference}")
+      result = reference_pipeline_result("Label #{reference}")
       expect(result[:references][:label]).to eq [label]
     end
 
diff --git a/spec/lib/gitlab/markdown/merge_request_reference_filter_spec.rb b/spec/lib/gitlab/markdown/merge_request_reference_filter_spec.rb
index 66616b93368..3ef6cdfff33 100644
--- a/spec/lib/gitlab/markdown/merge_request_reference_filter_spec.rb
+++ b/spec/lib/gitlab/markdown/merge_request_reference_filter_spec.rb
@@ -4,7 +4,7 @@ module Gitlab::Markdown
   describe MergeRequestReferenceFilter do
     include FilterSpecHelper
 
-    let(:project) { create(:project) }
+    let(:project) { create(:project, :public) }
     let(:merge)   { create(:merge_request, source_project: project) }
 
     it 'requires project context' do
@@ -56,12 +56,20 @@ module Gitlab::Markdown
         expect(doc.css('a').first.attr('class')).to eq 'gfm gfm-merge_request'
       end
 
-      it 'includes a data-project-id attribute' do
+      it 'includes a data-project attribute' do
         doc = filter("Merge #{reference}")
         link = doc.css('a').first
 
-        expect(link).to have_attribute('data-project-id')
-        expect(link.attr('data-project-id')).to eq project.id.to_s
+        expect(link).to have_attribute('data-project')
+        expect(link.attr('data-project')).to eq project.id.to_s
+      end
+
+      it 'includes a data-merge-request attribute' do
+        doc = filter("See #{reference}")
+        link = doc.css('a').first
+
+        expect(link).to have_attribute('data-merge-request')
+        expect(link.attr('data-merge-request')).to eq merge.id.to_s
       end
 
       it 'supports an :only_path context' do
@@ -73,53 +81,39 @@ module Gitlab::Markdown
       end
 
       it 'adds to the results hash' do
-        result = pipeline_result("Merge #{reference}")
+        result = reference_pipeline_result("Merge #{reference}")
         expect(result[:references][:merge_request]).to eq [merge]
       end
     end
 
     context 'cross-project reference' do
       let(:namespace) { create(:namespace, name: 'cross-reference') }
-      let(:project2)  { create(:project, namespace: namespace) }
+      let(:project2)  { create(:project, :public, namespace: namespace) }
       let(:merge)     { create(:merge_request, source_project: project2) }
       let(:reference) { merge.to_reference(project) }
 
-      context 'when user can access reference' do
-        before { allow_cross_reference! }
-
-        it 'links to a valid reference' do
-          doc = filter("See #{reference}")
-
-          expect(doc.css('a').first.attr('href')).
-            to eq urls.namespace_project_merge_request_url(project2.namespace,
-                                                          project, merge)
-        end
-
-        it 'links with adjacent text' do
-          doc = filter("Merge (#{reference}.)")
-          expect(doc.to_html).to match(/\(<a.+>#{Regexp.escape(reference)}<\/a>\.\)/)
-        end
-
-        it 'ignores invalid merge IDs on the referenced project' do
-          exp = act = "Merge #{invalidate_reference(reference)}"
+      it 'links to a valid reference' do
+        doc = filter("See #{reference}")
 
-          expect(filter(act).to_html).to eq exp
-        end
+        expect(doc.css('a').first.attr('href')).
+          to eq urls.namespace_project_merge_request_url(project2.namespace,
+                                                        project, merge)
+      end
 
-        it 'adds to the results hash' do
-          result = pipeline_result("Merge #{reference}")
-          expect(result[:references][:merge_request]).to eq [merge]
-        end
+      it 'links with adjacent text' do
+        doc = filter("Merge (#{reference}.)")
+        expect(doc.to_html).to match(/\(<a.+>#{Regexp.escape(reference)}<\/a>\.\)/)
       end
 
-      context 'when user cannot access reference' do
-        before { disallow_cross_reference! }
+      it 'ignores invalid merge IDs on the referenced project' do
+        exp = act = "Merge #{invalidate_reference(reference)}"
 
-        it 'ignores valid references' do
-          exp = act = "See #{reference}"
+        expect(filter(act).to_html).to eq exp
+      end
 
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'adds to the results hash' do
+        result = reference_pipeline_result("Merge #{reference}")
+        expect(result[:references][:merge_request]).to eq [merge]
       end
     end
   end
diff --git a/spec/lib/gitlab/markdown/redactor_filter_spec.rb b/spec/lib/gitlab/markdown/redactor_filter_spec.rb
new file mode 100644
index 00000000000..eea3f1cf370
--- /dev/null
+++ b/spec/lib/gitlab/markdown/redactor_filter_spec.rb
@@ -0,0 +1,91 @@
+require 'spec_helper'
+
+module Gitlab::Markdown
+  describe RedactorFilter do
+    include ActionView::Helpers::UrlHelper
+    include FilterSpecHelper
+
+    it 'ignores non-GFM links' do
+      html = %(See <a href="https://google.com/">Google</a>)
+      doc = filter(html, current_user: double)
+
+      expect(doc.css('a').length).to eq 1
+    end
+
+    def reference_link(data)
+      link_to('text', '', class: 'gfm', data: data)
+    end
+
+    context 'with data-project' do
+      it 'removes unpermitted Project references' do
+        user = create(:user)
+        project = create(:empty_project)
+
+        link = reference_link(project: project.id, reference_filter: Gitlab::Markdown::ReferenceFilter.name)
+        doc = filter(link, current_user: user)
+
+        expect(doc.css('a').length).to eq 0
+      end
+
+      it 'allows permitted Project references' do
+        user = create(:user)
+        project = create(:empty_project)
+        project.team << [user, :master]
+
+        link = reference_link(project: project.id, reference_filter: Gitlab::Markdown::ReferenceFilter.name)
+        doc = filter(link, current_user: user)
+
+        expect(doc.css('a').length).to eq 1
+      end
+
+      it 'handles invalid Project references' do
+        link = reference_link(project: 12345, reference_filter: Gitlab::Markdown::ReferenceFilter.name)
+
+        expect { filter(link) }.not_to raise_error
+      end
+    end
+
+    context "for user references" do
+
+      context 'with data-group' do
+        it 'removes unpermitted Group references' do
+          user = create(:user)
+          group = create(:group)
+
+          link = reference_link(group: group.id, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+          doc = filter(link, current_user: user)
+
+          expect(doc.css('a').length).to eq 0
+        end
+
+        it 'allows permitted Group references' do
+          user = create(:user)
+          group = create(:group)
+          group.add_developer(user)
+
+          link = reference_link(group: group.id, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+          doc = filter(link, current_user: user)
+
+          expect(doc.css('a').length).to eq 1
+        end
+
+        it 'handles invalid Group references' do
+          link = reference_link(group: 12345, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+
+          expect { filter(link) }.not_to raise_error
+        end
+      end
+
+      context 'with data-user' do
+        it 'allows any User reference' do
+          user = create(:user)
+
+          link = reference_link(user: user.id, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+          doc = filter(link)
+
+          expect(doc.css('a').length).to eq 1
+        end
+      end
+    end
+  end
+end
diff --git a/spec/lib/gitlab/markdown/reference_gatherer_filter_spec.rb b/spec/lib/gitlab/markdown/reference_gatherer_filter_spec.rb
new file mode 100644
index 00000000000..4fa473ad191
--- /dev/null
+++ b/spec/lib/gitlab/markdown/reference_gatherer_filter_spec.rb
@@ -0,0 +1,89 @@
+require 'spec_helper'
+
+module Gitlab::Markdown
+  describe ReferenceGathererFilter do
+    include ActionView::Helpers::UrlHelper
+    include FilterSpecHelper
+
+    def reference_link(data)
+      link_to('text', '', class: 'gfm', data: data)
+    end
+
+    context "for issue references" do
+
+      context 'with data-project' do
+        it 'removes unpermitted Project references' do
+          user = create(:user)
+          project = create(:empty_project)
+          issue = create(:issue, project: project)
+
+          link = reference_link(project: project.id, issue: issue.id, reference_filter: Gitlab::Markdown::IssueReferenceFilter.name)
+          result = pipeline_result(link, current_user: user)
+
+          expect(result[:references][:issue]).to be_empty
+        end
+
+        it 'allows permitted Project references' do
+          user = create(:user)
+          project = create(:empty_project)
+          issue = create(:issue, project: project)
+          project.team << [user, :master]
+
+          link = reference_link(project: project.id, issue: issue.id, reference_filter: Gitlab::Markdown::IssueReferenceFilter.name)
+          result = pipeline_result(link, current_user: user)
+
+          expect(result[:references][:issue]).to eq([issue])
+        end
+
+        it 'handles invalid Project references' do
+          link = reference_link(project: 12345, issue: 12345, reference_filter: Gitlab::Markdown::IssueReferenceFilter.name)
+
+          expect { pipeline_result(link) }.not_to raise_error
+        end
+      end
+    end
+
+    context "for user references" do
+
+      context 'with data-group' do
+        it 'removes unpermitted Group references' do
+          user = create(:user)
+          group = create(:group)
+
+          link = reference_link(group: group.id, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+          result = pipeline_result(link, current_user: user)
+
+          expect(result[:references][:user]).to be_empty
+        end
+
+        it 'allows permitted Group references' do
+          user = create(:user)
+          group = create(:group)
+          group.add_developer(user)
+
+          link = reference_link(group: group.id, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+          result = pipeline_result(link, current_user: user)
+
+          expect(result[:references][:user]).to eq([user])
+        end
+
+        it 'handles invalid Group references' do
+          link = reference_link(group: 12345, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+
+          expect { pipeline_result(link) }.not_to raise_error
+        end
+      end
+
+      context 'with data-user' do
+        it 'allows any User reference' do
+          user = create(:user)
+
+          link = reference_link(user: user.id, reference_filter: Gitlab::Markdown::UserReferenceFilter.name)
+          result = pipeline_result(link)
+
+          expect(result[:references][:user]).to eq([user])
+        end
+      end
+    end
+  end
+end
diff --git a/spec/lib/gitlab/markdown/snippet_reference_filter_spec.rb b/spec/lib/gitlab/markdown/snippet_reference_filter_spec.rb
index fd3f0d20fad..9d9652dba46 100644
--- a/spec/lib/gitlab/markdown/snippet_reference_filter_spec.rb
+++ b/spec/lib/gitlab/markdown/snippet_reference_filter_spec.rb
@@ -4,7 +4,7 @@ module Gitlab::Markdown
   describe SnippetReferenceFilter do
     include FilterSpecHelper
 
-    let(:project)   { create(:empty_project) }
+    let(:project)   { create(:empty_project, :public) }
     let(:snippet)   { create(:project_snippet, project: project) }
     let(:reference) { snippet.to_reference }
 
@@ -55,12 +55,20 @@ module Gitlab::Markdown
         expect(doc.css('a').first.attr('class')).to eq 'gfm gfm-snippet'
       end
 
-      it 'includes a data-project-id attribute' do
+      it 'includes a data-project attribute' do
         doc = filter("Snippet #{reference}")
         link = doc.css('a').first
 
-        expect(link).to have_attribute('data-project-id')
-        expect(link.attr('data-project-id')).to eq project.id.to_s
+        expect(link).to have_attribute('data-project')
+        expect(link.attr('data-project')).to eq project.id.to_s
+      end
+
+      it 'includes a data-snippet attribute' do
+        doc = filter("See #{reference}")
+        link = doc.css('a').first
+
+        expect(link).to have_attribute('data-snippet')
+        expect(link.attr('data-snippet')).to eq snippet.id.to_s
       end
 
       it 'supports an :only_path context' do
@@ -72,52 +80,38 @@ module Gitlab::Markdown
       end
 
       it 'adds to the results hash' do
-        result = pipeline_result("Snippet #{reference}")
+        result = reference_pipeline_result("Snippet #{reference}")
         expect(result[:references][:snippet]).to eq [snippet]
       end
     end
 
     context 'cross-project reference' do
       let(:namespace) { create(:namespace, name: 'cross-reference') }
-      let(:project2)  { create(:empty_project, namespace: namespace) }
+      let(:project2)  { create(:empty_project, :public, namespace: namespace) }
       let(:snippet)   { create(:project_snippet, project: project2) }
       let(:reference) { snippet.to_reference(project) }
 
-      context 'when user can access reference' do
-        before { allow_cross_reference! }
-
-        it 'links to a valid reference' do
-          doc = filter("See #{reference}")
-
-          expect(doc.css('a').first.attr('href')).
-            to eq urls.namespace_project_snippet_url(project2.namespace, project2, snippet)
-        end
-
-        it 'links with adjacent text' do
-          doc = filter("See (#{reference}.)")
-          expect(doc.to_html).to match(/\(<a.+>#{Regexp.escape(reference)}<\/a>\.\)/)
-        end
-
-        it 'ignores invalid snippet IDs on the referenced project' do
-          exp = act = "See #{invalidate_reference(reference)}"
+      it 'links to a valid reference' do
+        doc = filter("See #{reference}")
 
-          expect(filter(act).to_html).to eq exp
-        end
+        expect(doc.css('a').first.attr('href')).
+          to eq urls.namespace_project_snippet_url(project2.namespace, project2, snippet)
+      end
 
-        it 'adds to the results hash' do
-          result = pipeline_result("Snippet #{reference}")
-          expect(result[:references][:snippet]).to eq [snippet]
-        end
+      it 'links with adjacent text' do
+        doc = filter("See (#{reference}.)")
+        expect(doc.to_html).to match(/\(<a.+>#{Regexp.escape(reference)}<\/a>\.\)/)
       end
 
-      context 'when user cannot access reference' do
-        before { disallow_cross_reference! }
+      it 'ignores invalid snippet IDs on the referenced project' do
+        exp = act = "See #{invalidate_reference(reference)}"
 
-        it 'ignores valid references' do
-          exp = act = "See #{reference}"
+        expect(filter(act).to_html).to eq exp
+      end
 
-          expect(filter(act).to_html).to eq exp
-        end
+      it 'adds to the results hash' do
+        result = reference_pipeline_result("Snippet #{reference}")
+        expect(result[:references][:snippet]).to eq [snippet]
       end
     end
   end
diff --git a/spec/lib/gitlab/markdown/user_reference_filter_spec.rb b/spec/lib/gitlab/markdown/user_reference_filter_spec.rb
index b2155fab59b..d9e0d7c42db 100644
--- a/spec/lib/gitlab/markdown/user_reference_filter_spec.rb
+++ b/spec/lib/gitlab/markdown/user_reference_filter_spec.rb
@@ -4,7 +4,7 @@ module Gitlab::Markdown
   describe UserReferenceFilter do
     include FilterSpecHelper
 
-    let(:project)   { create(:empty_project) }
+    let(:project)   { create(:empty_project, :public) }
     let(:user)      { create(:user) }
     let(:reference) { user.to_reference }
 
@@ -39,7 +39,7 @@ module Gitlab::Markdown
       end
 
       it 'adds to the results hash' do
-        result = pipeline_result("Hey #{reference}")
+        result = reference_pipeline_result("Hey #{reference}")
         expect(result[:references][:user]).to eq [project.creator]
       end
     end
@@ -64,59 +64,40 @@ module Gitlab::Markdown
         expect(doc.css('a').length).to eq 1
       end
 
-      it 'includes a data-user-id attribute' do
+      it 'includes a data-user attribute' do
         doc = filter("Hey #{reference}")
         link = doc.css('a').first
 
-        expect(link).to have_attribute('data-user-id')
-        expect(link.attr('data-user-id')).to eq user.namespace.owner_id.to_s
+        expect(link).to have_attribute('data-user')
+        expect(link.attr('data-user')).to eq user.namespace.owner_id.to_s
       end
 
       it 'adds to the results hash' do
-        result = pipeline_result("Hey #{reference}")
+        result = reference_pipeline_result("Hey #{reference}")
         expect(result[:references][:user]).to eq [user]
       end
     end
 
     context 'mentioning a group' do
       let(:group)     { create(:group) }
-      let(:user)      { create(:user) }
       let(:reference) { group.to_reference }
 
-      context 'that the current user can read' do
-        before do
-          group.add_developer(user)
-        end
-
-        it 'links to the Group' do
-          doc = filter("Hey #{reference}", current_user: user)
-          expect(doc.css('a').first.attr('href')).to eq urls.group_url(group)
-        end
-
-        it 'includes a data-group-id attribute' do
-          doc = filter("Hey #{reference}", current_user: user)
-          link = doc.css('a').first
+      it 'links to the Group' do
+        doc = filter("Hey #{reference}")
+        expect(doc.css('a').first.attr('href')).to eq urls.group_url(group)
+      end
 
-          expect(link).to have_attribute('data-group-id')
-          expect(link.attr('data-group-id')).to eq group.id.to_s
-        end
+      it 'includes a data-group attribute' do
+        doc = filter("Hey #{reference}")
+        link = doc.css('a').first
 
-        it 'adds to the results hash' do
-          result = pipeline_result("Hey #{reference}", current_user: user)
-          expect(result[:references][:user]).to eq group.users
-        end
+        expect(link).to have_attribute('data-group')
+        expect(link.attr('data-group')).to eq group.id.to_s
       end
 
-      context 'that the current user cannot read' do
-        it 'ignores references to the Group' do
-          doc = filter("Hey #{reference}", current_user: user)
-          expect(doc.to_html).to eq "Hey #{reference}"
-        end
-
-        it 'does not add to the results hash' do
-          result = pipeline_result("Hey #{reference}", current_user: user)
-          expect(result[:references][:user]).to eq []
-        end
+      it 'adds to the results hash' do
+        result = reference_pipeline_result("Hey #{reference}")
+        expect(result[:references][:user]).to eq group.users
       end
     end
 
diff --git a/spec/lib/gitlab/reference_extractor_spec.rb b/spec/lib/gitlab/reference_extractor_spec.rb
index 088e34f050c..ad84d2274e8 100644
--- a/spec/lib/gitlab/reference_extractor_spec.rb
+++ b/spec/lib/gitlab/reference_extractor_spec.rb
@@ -13,7 +13,7 @@ describe Gitlab::ReferenceExtractor do
     project.team << [@u_bar, :guest]
 
     subject.analyze('@foo, @baduser, @bar, and @offteam')
-    expect(subject.users).to eq([@u_foo, @u_bar, @u_offteam])
+    expect(subject.users).to match_array([@u_foo, @u_bar, @u_offteam])
   end
 
   it 'ignores user mentions inside specific elements' do
@@ -37,7 +37,7 @@ describe Gitlab::ReferenceExtractor do
 
       > @offteam
     })
-    expect(subject.users).to eq([])
+    expect(subject.users).to match_array([])
   end
 
   it 'accesses valid issue objects' do
@@ -45,7 +45,7 @@ describe Gitlab::ReferenceExtractor do
     @i1 = create(:issue, project: project)
 
     subject.analyze("#{@i0.to_reference}, #{@i1.to_reference}, and #{Issue.reference_prefix}999.")
-    expect(subject.issues).to eq([@i0, @i1])
+    expect(subject.issues).to match_array([@i0, @i1])
   end
 
   it 'accesses valid merge requests' do
@@ -53,7 +53,7 @@ describe Gitlab::ReferenceExtractor do
     @m1 = create(:merge_request, source_project: project, target_project: project, source_branch: 'feature_conflict')
 
     subject.analyze("!999, !#{@m1.iid}, and !#{@m0.iid}.")
-    expect(subject.merge_requests).to eq([@m1, @m0])
+    expect(subject.merge_requests).to match_array([@m1, @m0])
   end
 
   it 'accesses valid labels' do
@@ -62,7 +62,7 @@ describe Gitlab::ReferenceExtractor do
     @l2 = create(:label)
 
     subject.analyze("~#{@l0.id}, ~999, ~#{@l2.id}, ~#{@l1.id}")
-    expect(subject.labels).to eq([@l0, @l1])
+    expect(subject.labels).to match_array([@l0, @l1])
   end
 
   it 'accesses valid snippets' do
@@ -71,7 +71,7 @@ describe Gitlab::ReferenceExtractor do
     @s2 = create(:project_snippet)
 
     subject.analyze("$#{@s0.id}, $999, $#{@s2.id}, $#{@s1.id}")
-    expect(subject.snippets).to eq([@s0, @s1])
+    expect(subject.snippets).to match_array([@s0, @s1])
   end
 
   it 'accesses valid commits' do
@@ -109,7 +109,7 @@ describe Gitlab::ReferenceExtractor do
       subject.analyze("this refers issue #{issue.to_reference(project)}")
       extracted = subject.issues
       expect(extracted.size).to eq(1)
-      expect(extracted).to eq([issue])
+      expect(extracted).to match_array([issue])
     end
   end
 end
diff --git a/spec/models/concerns/issuable_spec.rb b/spec/models/concerns/issuable_spec.rb
index 8f706f8934b..0f13c4410cd 100644
--- a/spec/models/concerns/issuable_spec.rb
+++ b/spec/models/concerns/issuable_spec.rb
@@ -68,7 +68,6 @@ describe Issue, "Issuable" do
     end
   end
 
-
   describe "#to_hook_data" do
     let(:hook_data) { issue.to_hook_data(user) }
 
diff --git a/spec/models/issue_spec.rb b/spec/models/issue_spec.rb
index 623332cd2f9..c9aa1b063c6 100644
--- a/spec/models/issue_spec.rb
+++ b/spec/models/issue_spec.rb
@@ -68,6 +68,43 @@ describe Issue do
     end
   end
 
+  describe '#closed_by_merge_requests' do
+    let(:project) { create(:project) }
+    let(:issue)   { create(:issue, project: project, state: "opened")}
+    let(:closed_issue) { build(:issue, project: project, state: "closed")}
+
+    let(:mr) do
+      opts = {
+        title: 'Awesome merge_request',
+        description: "Fixes #{issue.to_reference}",
+        source_branch: 'feature',
+        target_branch: 'master'
+      }
+      MergeRequests::CreateService.new(project, project.owner, opts).execute
+    end
+
+    let(:closed_mr) do
+      opts = {
+        title: 'Awesome merge_request 2',
+        description: "Fixes #{issue.to_reference}",
+        source_branch: 'feature',
+        target_branch: 'master',
+        state: 'closed'
+      }
+      MergeRequests::CreateService.new(project, project.owner, opts).execute
+    end
+
+    it 'returns the merge request to close this issue' do
+      allow(mr).to receive(:closes_issue?).with(issue).and_return(true)
+
+      expect(issue.closed_by_merge_requests).to eq([mr])
+    end
+
+    it "returns an empty array when the current issue is closed already" do
+      expect(closed_issue.closed_by_merge_requests).to eq([])
+    end
+  end
+
   it_behaves_like 'an editable mentionable' do
     subject { create(:issue) }
 
diff --git a/spec/models/milestone_spec.rb b/spec/models/milestone_spec.rb
index c88d5349663..77c58627322 100644
--- a/spec/models/milestone_spec.rb
+++ b/spec/models/milestone_spec.rb
@@ -140,4 +140,32 @@ describe Milestone do
     end
   end
 
+  describe '#sort_issues' do
+    let(:milestone) { create(:milestone) }
+
+    let(:issue1) { create(:issue, milestone: milestone, position: 1) }
+    let(:issue2) { create(:issue, milestone: milestone, position: 2) }
+    let(:issue3) { create(:issue, milestone: milestone, position: 3) }
+    let(:issue4) { create(:issue, position: 42) }
+
+    it 'sorts the given issues' do
+      milestone.sort_issues([issue3.id, issue2.id, issue1.id])
+
+      issue1.reload
+      issue2.reload
+      issue3.reload
+
+      expect(issue1.position).to eq(3)
+      expect(issue2.position).to eq(2)
+      expect(issue3.position).to eq(1)
+    end
+
+    it 'ignores issues not part of the milestone' do
+      milestone.sort_issues([issue3.id, issue2.id, issue1.id, issue4.id])
+
+      issue4.reload
+
+      expect(issue4.position).to eq(42)
+    end
+  end
 end
diff --git a/spec/requests/api/projects_spec.rb b/spec/requests/api/projects_spec.rb
index 580bbec77d1..e9de9e0826d 100644
--- a/spec/requests/api/projects_spec.rb
+++ b/spec/requests/api/projects_spec.rb
@@ -606,28 +606,42 @@ describe API::API, api: true  do
 
     describe 'DELETE /projects/:id/fork' do
 
-      it "shouldn't available for non admin users" do
+      it "shouldn't be visible to users outside group" do
         delete api("/projects/#{project_fork_target.id}/fork", user)
-        expect(response.status).to eq(403)
+        expect(response.status).to eq(404)
       end
 
-      it 'should make forked project unforked' do
-        post api("/projects/#{project_fork_target.id}/fork/#{project_fork_source.id}", admin)
-        project_fork_target.reload
-        expect(project_fork_target.forked_from_project).not_to be_nil
-        expect(project_fork_target.forked?).to be_truthy
-        delete api("/projects/#{project_fork_target.id}/fork", admin)
-        expect(response.status).to eq(200)
-        project_fork_target.reload
-        expect(project_fork_target.forked_from_project).to be_nil
-        expect(project_fork_target.forked?).not_to be_truthy
-      end
+      context 'when users belong to project group' do
+        let(:project_fork_target) { create(:project, group: create(:group)) }
 
-      it 'should be idempotent if not forked' do
-        expect(project_fork_target.forked_from_project).to be_nil
-        delete api("/projects/#{project_fork_target.id}/fork", admin)
-        expect(response.status).to eq(200)
-        expect(project_fork_target.reload.forked_from_project).to be_nil
+        before do
+          project_fork_target.group.add_owner user
+          project_fork_target.group.add_developer user2
+        end
+
+        it 'should be forbidden to non-owner users' do
+          delete api("/projects/#{project_fork_target.id}/fork", user2)
+          expect(response.status).to eq(403)
+        end
+
+        it 'should make forked project unforked' do
+          post api("/projects/#{project_fork_target.id}/fork/#{project_fork_source.id}", admin)
+          project_fork_target.reload
+          expect(project_fork_target.forked_from_project).not_to be_nil
+          expect(project_fork_target.forked?).to be_truthy
+          delete api("/projects/#{project_fork_target.id}/fork", admin)
+          expect(response.status).to eq(200)
+          project_fork_target.reload
+          expect(project_fork_target.forked_from_project).to be_nil
+          expect(project_fork_target.forked?).not_to be_truthy
+        end
+
+        it 'should be idempotent if not forked' do
+          expect(project_fork_target.forked_from_project).to be_nil
+          delete api("/projects/#{project_fork_target.id}/fork", admin)
+          expect(response.status).to eq(200)
+          expect(project_fork_target.reload.forked_from_project).to be_nil
+        end
       end
     end
   end
diff --git a/spec/support/filter_spec_helper.rb b/spec/support/filter_spec_helper.rb
index 203117aee70..97e5c270a59 100644
--- a/spec/support/filter_spec_helper.rb
+++ b/spec/support/filter_spec_helper.rb
@@ -29,12 +29,19 @@ module FilterSpecHelper
   #
   # Returns the Hash
   def pipeline_result(body, contexts = {})
-    contexts.reverse_merge!(project: project)
+    contexts.reverse_merge!(project: project) if defined?(project)
 
     pipeline = HTML::Pipeline.new([described_class], contexts)
     pipeline.call(body)
   end
 
+  def reference_pipeline_result(body, contexts = {})
+    contexts.reverse_merge!(project: project) if defined?(project)
+
+    pipeline = HTML::Pipeline.new([described_class, Gitlab::Markdown::ReferenceGathererFilter], contexts)
+    pipeline.call(body)
+  end
+
   # Modify a String reference to make it invalid
   #
   # Commit SHAs get reversed, IDs get incremented by 1, all other Strings get
@@ -55,20 +62,6 @@ module FilterSpecHelper
     end
   end
 
-  # Stub CrossProjectReference#user_can_reference_project? to return true for
-  # the current test
-  def allow_cross_reference!
-    allow_any_instance_of(described_class).
-      to receive(:user_can_reference_project?).and_return(true)
-  end
-
-  # Stub CrossProjectReference#user_can_reference_project? to return false for
-  # the current test
-  def disallow_cross_reference!
-    allow_any_instance_of(described_class).
-      to receive(:user_can_reference_project?).and_return(false)
-  end
-
   # Shortcut to Rails' auto-generated routes helpers, to avoid including the
   # module
   def urls
diff --git a/spec/support/markdown_feature.rb b/spec/support/markdown_feature.rb
index 39a64391460..bedc1a7f1db 100644
--- a/spec/support/markdown_feature.rb
+++ b/spec/support/markdown_feature.rb
@@ -15,18 +15,17 @@ class MarkdownFeature
   end
 
   def group
-    unless @group
-      @group = create(:group)
-      @group.add_developer(user)
+    @group ||= create(:group).tap do |group|
+      group.add_developer(user)
     end
-
-    @group
   end
 
   # Direct references ----------------------------------------------------------
 
   def project
-    @project ||= create(:project)
+    @project ||= create(:project).tap do |project|
+      project.team << [user, :master]
+    end
   end
 
   def issue
@@ -46,12 +45,10 @@ class MarkdownFeature
   end
 
   def commit_range
-    unless @commit_range
+    @commit_range ||= begin
       commit2 = project.commit('HEAD~3')
-      @commit_range = CommitRange.new("#{commit.id}...#{commit2.id}", project)
+      CommitRange.new("#{commit.id}...#{commit2.id}", project)
     end
-
-    @commit_range
   end
 
   def simple_label
@@ -65,13 +62,12 @@ class MarkdownFeature
   # Cross-references -----------------------------------------------------------
 
   def xproject
-    unless @xproject
+    @xproject ||= begin
       namespace = create(:namespace, name: 'cross-reference')
-      @xproject = create(:project, namespace: namespace)
-      @xproject.team << [user, :developer]
+      create(:project, namespace: namespace) do |project|
+        project.team << [user, :developer]
+      end
     end
-
-    @xproject
   end
 
   def xissue
@@ -91,12 +87,10 @@ class MarkdownFeature
   end
 
   def xcommit_range
-    unless @xcommit_range
+    @xcommit_range ||= begin
       xcommit2 = xproject.commit('HEAD~2')
-      @xcommit_range = CommitRange.new("#{xcommit.id}...#{xcommit2.id}", xproject)
+      CommitRange.new("#{xcommit.id}...#{xcommit2.id}", xproject)
     end
-
-    @xcommit_range
   end
 
   def raw_markdown
diff --git a/spec/support/mentionable_shared_examples.rb b/spec/support/mentionable_shared_examples.rb
index f584904845e..3bb568f4d49 100644
--- a/spec/support/mentionable_shared_examples.rb
+++ b/spec/support/mentionable_shared_examples.rb
@@ -50,6 +50,8 @@ def common_mentionable_setup
     }
     extra_commits.each { |c| commitmap[c.short_id] = c }
 
+    allow(Project).to receive(:find).and_call_original
+    allow(Project).to receive(:find).with(project.id.to_s).and_return(project)
     allow(project.repository).to receive(:commit) { |sha| commitmap[sha] }
 
     set_mentionable_text.call(ref_string)