Merge branch 'master' into 34312-eslint-vue-plugin

* master: (33 commits)
  Include integration tests in CE/EE testing documentation
  41054-Disallow creation of new Kubernetes integrations
  Resolve "Resizable file list and commit panel"
  Make tooltip placement bottom by default as per design guidelines
  Fix groups list icon, timestamp alignment and row height
  Avoid leaving a push event empty if payload cannot be created
  Use heredoc for long strings so it's easier to read
  Simplify metrics fetching for closed/merged MRs
  Better English
  Fix method lookup
  Use a background migration for issues.closed_at
  Handle Gitaly aborted merge due to branch update
  Fix API endpoints to edit wiki pages where project belongs to a group
  Fixes spec failures due to not returning metrics for MRs other than closed/merged
  Cache merged and closed events data in merge_request_metrics table
  Update test to remove carent icon check
  Update styles to fix SVG caret alignment
  Update selector to test SVG icon name
  Use SVG sprite icons
  Add support for max_count option to Git::Repository#count_commits
  ...

23 files changed, 443 insertions, 130 deletions

diff --git a/app/assets/javascripts/groups/components/group_item.vue b/app/assets/javascripts/groups/components/group_item.vue
index 6421547bbde..02129d39846 100644
--- a/app/assets/javascripts/groups/components/group_item.vue
+++ b/app/assets/javascripts/groups/components/group_item.vue
@@ -77,7 +77,8 @@ export default {
     class="group-row"
     >
     <div
-      class="group-row-contents">
+      class="group-row-contents"
+      :class="{ 'project-row-contents': !isGroup }">
       <item-actions
         v-if="isGroup"
         :group="group"
@@ -97,7 +98,7 @@ export default {
         />
       </div>
       <div
-        class="avatar-container s40 hidden-xs"
+        class="avatar-container prepend-top-8 prepend-left-5 s24 hidden-xs"
         :class="{ 'content-loading': group.isChildrenLoading }"
       >
         <a
@@ -106,11 +107,12 @@ export default {
         >
           <img
             v-if="hasAvatar"
-            class="avatar s40"
+            class="avatar s24"
             :src="group.avatarUrl"
           />
           <identicon
             v-else
+            size-class="s24"
             :entity-id=group.id
             :entity-name="group.name"
           />
@@ -123,7 +125,7 @@ export default {
           :href="group.relativePath"
           :title="group.fullName"
           class="no-expand"
-          data-placement="top"
+          data-placement="bottom"
         >{{
           // ending bracket must be by closing tag to prevent
           // link hover text-decoration from over-extending
diff --git a/app/assets/javascripts/groups/components/item_actions.vue b/app/assets/javascripts/groups/components/item_actions.vue
index 58ba5aff7cf..a685960d862 100644
--- a/app/assets/javascripts/groups/components/item_actions.vue
+++ b/app/assets/javascripts/groups/components/item_actions.vue
@@ -1,14 +1,14 @@
 <script>
-import { s__ } from '../../locale';
-import tooltip from '../../vue_shared/directives/tooltip';
-import modal from '../../vue_shared/components/modal.vue';
+import { s__ } from '~/locale';
+import tooltip from '~/vue_shared/directives/tooltip';
+import icon from '~/vue_shared/components/icon.vue';
+import modal from '~/vue_shared/components/modal.vue';
 import eventHub from '../event_hub';
 import { COMMON_STR } from '../constants';
-import Icon from '../../vue_shared/components/icon.vue';
 
 export default {
   components: {
-    Icon,
+    icon,
     modal,
   },
   directives: {
@@ -64,10 +64,9 @@ export default {
       :title="editBtnTitle"
       :aria-label="editBtnTitle"
       data-container="body"
+      data-placement="bottom"
       class="edit-group btn no-expand">
-      <icon
-        name="settings">
-      </icon>
+      <icon name="settings"/>
     </a>
     <a
       v-tooltip
@@ -77,10 +76,9 @@ export default {
       :title="leaveBtnTitle"
       :aria-label="leaveBtnTitle"
       data-container="body"
+      data-placement="bottom"
       class="leave-group btn no-expand">
-      <i
-        class="fa fa-sign-out"
-        aria-hidden="true"/>
+      <icon name="leave"/>
     </a>
     <modal
       v-show="modalStatus"
diff --git a/app/assets/javascripts/groups/components/item_caret.vue b/app/assets/javascripts/groups/components/item_caret.vue
index 959b984816f..9e90fe2b701 100644
--- a/app/assets/javascripts/groups/components/item_caret.vue
+++ b/app/assets/javascripts/groups/components/item_caret.vue
@@ -1,4 +1,6 @@
 <script>
+import icon from '~/vue_shared/components/icon.vue';
+
 export default {
   props: {
     isGroupOpen: {
@@ -7,9 +9,12 @@ export default {
       default: false,
     },
   },
+  components: {
+    icon,
+  },
   computed: {
     iconClass() {
-      return this.isGroupOpen ? 'fa-caret-down' : 'fa-caret-right';
+      return this.isGroupOpen ? 'angle-down' : 'angle-right';
     },
   },
 };
@@ -17,9 +22,9 @@ export default {
 
 <template>
   <span class="folder-caret">
-    <i
-      :class="iconClass"
-      class="fa"
-      aria-hidden="true"/>
+    <icon
+      :size="12"
+      :name="iconClass"
+    />
   </span>
 </template>
diff --git a/app/assets/javascripts/groups/components/item_stats.vue b/app/assets/javascripts/groups/components/item_stats.vue
index d9bc0588908..bd9a434e255 100644
--- a/app/assets/javascripts/groups/components/item_stats.vue
+++ b/app/assets/javascripts/groups/components/item_stats.vue
@@ -1,15 +1,19 @@
 <script>
-import tooltip from '../../vue_shared/directives/tooltip';
+import icon from '~/vue_shared/components/icon.vue';
+import timeAgoTooltip from '~/vue_shared/components/time_ago_tooltip.vue';
 import {
   ITEM_TYPE,
   VISIBILITY_TYPE_ICON,
   GROUP_VISIBILITY_TYPE,
-  PROJECT_VISIBILITY_TYPE,
+  PROJECT_VISIBILITY_TYPE
 } from '../constants';
+import itemStatsValue from './item_stats_value.vue';
 
 export default {
-  directives: {
-    tooltip,
+  components: {
+    icon,
+    timeAgoTooltip,
+    itemStatsValue,
   },
   props: {
     item: {
@@ -39,65 +43,47 @@ export default {
 
 <template>
   <div class="stats">
-    <span
-      v-tooltip
+    <item-stats-value
       v-if="isGroup"
+      css-class="number-subgroups"
+      icon-name="folder"
       :title="s__('Subgroups')"
-      class="number-subgroups"
-      data-placement="top"
-      data-container="body">
-      <i
-        class="fa fa-folder"
-        aria-hidden="true"
-      />
-      {{item.subgroupCount}}
-    </span>
-    <span
-      v-tooltip
+      :value=item.subgroupCount
+    />
+    <item-stats-value
       v-if="isGroup"
+      css-class="number-projects"
+      icon-name="bookmark"
       :title="s__('Projects')"
-      class="number-projects"
-      data-placement="top"
-      data-container="body">
-      <i
-        class="fa fa-bookmark"
-        aria-hidden="true"
-      />
-      {{item.projectCount}}
-    </span>
-    <span
-      v-tooltip
+      :value=item.projectCount
+    />
+    <item-stats-value
       v-if="isGroup"
+      css-class="number-users"
+      icon-name="users"
       :title="s__('Members')"
-      class="number-users"
-      data-placement="top"
-      data-container="body">
-      <i
-        class="fa fa-users"
-        aria-hidden="true"
-      />
-      {{item.memberCount}}
-    </span>
-    <span
+      :value=item.memberCount
+    />
+    <item-stats-value
       v-if="isProject"
-      class="project-stars">
-      <i
-        class="fa fa-star"
-        aria-hidden="true"
-      />
-      {{item.starCount}}
-    </span>
-    <span
-      v-tooltip
+      css-class="project-stars"
+      icon-name="star"
+      :value=item.starCount
+    />
+    <item-stats-value
+      css-class="item-visibility"
+      tooltip-placement="left"
+      :icon-name="visibilityIcon"
       :title="visibilityTooltip"
-      data-placement="left"
-      data-container="body"
-      class="item-visibility">
-      <i
-        :class="visibilityIcon"
-        class="fa"
-        aria-hidden="true"
+    />
+    <div
+      class="last-updated"
+      v-if="isProject"
+    >
+      <time-ago-tooltip
+        tooltip-placement="bottom"
+        :time="item.updatedAt"
       />
-    </span>
+    </div>
   </div>
 </template>
diff --git a/app/assets/javascripts/groups/components/item_stats_value.vue b/app/assets/javascripts/groups/components/item_stats_value.vue
new file mode 100644
index 00000000000..f441cabf6d2
--- /dev/null
+++ b/app/assets/javascripts/groups/components/item_stats_value.vue
@@ -0,0 +1,68 @@
+<script>
+import tooltip from '~/vue_shared/directives/tooltip';
+import icon from '~/vue_shared/components/icon.vue';
+
+export default {
+  props: {
+    title: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    cssClass: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    iconName: {
+      type: String,
+      required: true,
+    },
+    tooltipPlacement: {
+      type: String,
+      required: false,
+      default: 'bottom',
+    },
+    /**
+     * value could either be number or string
+     * as `memberCount` is always passed as string
+     * while `subgroupCount` & `projectCount`
+     * are always number
+     */
+    value: {
+      type: [Number, String],
+      required: false,
+      default: '',
+    },
+  },
+  directives: {
+    tooltip,
+  },
+  components: {
+    icon,
+  },
+  computed: {
+    isValuePresent() {
+      return this.value !== '';
+    },
+  },
+};
+</script>
+
+<template>
+  <span
+    v-tooltip
+    data-container="body"
+    :data-placement="tooltipPlacement"
+    :class="cssClass"
+    :title="title"
+  >
+    <icon :name="iconName"/>
+    <span
+      v-if="isValuePresent"
+      class="stat-value"
+    >
+      {{value}}
+    </span>
+  </span>
+</template>
diff --git a/app/assets/javascripts/groups/components/item_type_icon.vue b/app/assets/javascripts/groups/components/item_type_icon.vue
index c02a8ad6d8c..118d94d4937 100644
--- a/app/assets/javascripts/groups/components/item_type_icon.vue
+++ b/app/assets/javascripts/groups/components/item_type_icon.vue
@@ -1,7 +1,11 @@
 <script>
+import icon from '~/vue_shared/components/icon.vue';
 import { ITEM_TYPE } from '../constants';
 
 export default {
+  components: {
+    icon,
+  },
   props: {
     itemType: {
       type: String,
@@ -16,9 +20,9 @@ export default {
   computed: {
     iconClass() {
       if (this.itemType === ITEM_TYPE.GROUP) {
-        return this.isGroupOpen ? 'fa-folder-open' : 'fa-folder';
+        return this.isGroupOpen ? 'folder-open' : 'folder';
       }
-      return 'fa-bookmark';
+      return 'bookmark';
     },
   },
 };
@@ -26,9 +30,6 @@ export default {
 
 <template>
   <span class="item-type-icon">
-    <i
-      :class="iconClass"
-      class="fa"
-      aria-hidden="true"/>
+    <icon :name="iconClass"/>
   </span>
 </template>
diff --git a/app/assets/javascripts/groups/constants.js b/app/assets/javascripts/groups/constants.js
index 6fde41414b3..b8baed682f5 100644
--- a/app/assets/javascripts/groups/constants.js
+++ b/app/assets/javascripts/groups/constants.js
@@ -29,7 +29,7 @@ export const PROJECT_VISIBILITY_TYPE = {
 };
 
 export const VISIBILITY_TYPE_ICON = {
-  public: 'fa-globe',
-  internal: 'fa-shield',
-  private: 'fa-lock',
+  public: 'earth',
+  internal: 'shield',
+  private: 'lock',
 };
diff --git a/app/assets/javascripts/groups/store/groups_store.js b/app/assets/javascripts/groups/store/groups_store.js
index a1689f4c5cc..ffc86175548 100644
--- a/app/assets/javascripts/groups/store/groups_store.js
+++ b/app/assets/javascripts/groups/store/groups_store.js
@@ -91,6 +91,7 @@ export default class GroupsStore {
       subgroupCount: rawGroupItem.subgroup_count,
       memberCount: rawGroupItem.number_users_with_delimiter,
       starCount: rawGroupItem.star_count,
+      updatedAt: rawGroupItem.updated_at,
     };
   }
 
diff --git a/app/assets/javascripts/ide/components/ide_context_bar.vue b/app/assets/javascripts/ide/components/ide_context_bar.vue
index 5a08718e386..78c01272af6 100644
--- a/app/assets/javascripts/ide/components/ide_context_bar.vue
+++ b/app/assets/javascripts/ide/components/ide_context_bar.vue
@@ -2,11 +2,18 @@
 import { mapGetters, mapState, mapActions } from 'vuex';
 import repoCommitSection from './repo_commit_section.vue';
 import icon from '../../vue_shared/components/icon.vue';
+import panelResizer from '../../vue_shared/components/panel_resizer.vue';
 
 export default {
+  data() {
+    return {
+      width: 290,
+    };
+  },
   components: {
     repoCommitSection,
     icon,
+    panelResizer,
   },
   computed: {
     ...mapState([
@@ -18,10 +25,20 @@ export default {
     currentIcon() {
       return this.rightPanelCollapsed ? 'angle-double-left' : 'angle-double-right';
     },
+    maxSize() {
+      return window.innerWidth / 2;
+    },
+    panelStyle() {
+      if (!this.rightPanelCollapsed) {
+        return { width: `${this.width}px` };
+      }
+      return {};
+    },
   },
   methods: {
     ...mapActions([
       'setPanelCollapsedStatus',
+      'setResizingStatus',
     ]),
     toggleCollapsed() {
       this.setPanelCollapsedStatus({
@@ -29,6 +46,12 @@ export default {
         collapsed: !this.rightPanelCollapsed,
       });
     },
+    resizingStarted() {
+      this.setResizingStatus(true);
+    },
+    resizingEnded() {
+      this.setResizingStatus(false);
+    },
   },
 };
 </script>
@@ -39,6 +62,7 @@ export default {
     :class="{
       'is-collapsed': rightPanelCollapsed,
     }"
+    :style="panelStyle"
   >
     <div 
       class="multi-file-commit-panel-section">
@@ -71,5 +95,14 @@ export default {
       <repo-commit-section 
         class=""/>
     </div>
+    <panel-resizer
+      :size.sync="width"
+      :enabled="!rightPanelCollapsed"
+      :start-size="290"
+      :min-size="200"
+      :max-size="maxSize"
+      @resize-start="resizingStarted"
+      @resize-end="resizingEnded"
+      side="left"/>
   </div>
 </template>
diff --git a/app/assets/javascripts/ide/components/ide_side_bar.vue b/app/assets/javascripts/ide/components/ide_side_bar.vue
index 535398d98c2..269f300a04d 100644
--- a/app/assets/javascripts/ide/components/ide_side_bar.vue
+++ b/app/assets/javascripts/ide/components/ide_side_bar.vue
@@ -2,11 +2,18 @@
 import { mapState, mapActions } from 'vuex';
 import projectTree from './ide_project_tree.vue';
 import icon from '../../vue_shared/components/icon.vue';
+import panelResizer from '../../vue_shared/components/panel_resizer.vue';
 
 export default {
+  data() {
+    return {
+      width: 290,
+    };
+  },
   components: {
     projectTree,
     icon,
+    panelResizer,
   },
   computed: {
     ...mapState([
@@ -16,10 +23,20 @@ export default {
     currentIcon() {
       return this.leftPanelCollapsed ? 'angle-double-right' : 'angle-double-left';
     },
+    maxSize() {
+      return window.innerWidth / 2;
+    },
+    panelStyle() {
+      if (!this.leftPanelCollapsed) {
+        return { width: `${this.width}px` };
+      }
+      return {};
+    },
   },
   methods: {
     ...mapActions([
       'setPanelCollapsedStatus',
+      'setResizingStatus',
     ]),
     toggleCollapsed() {
       this.setPanelCollapsedStatus({
@@ -27,6 +44,12 @@ export default {
         collapsed: !this.leftPanelCollapsed,
       });
     },
+    resizingStarted() {
+      this.setResizingStatus(true);
+    },
+    resizingEnded() {
+      this.setResizingStatus(false);
+    },
   },
 };
 </script>
@@ -37,6 +60,7 @@ export default {
       :class="{
         'is-collapsed': leftPanelCollapsed,
       }"
+      :style="panelStyle"
     >
     <div class="multi-file-commit-panel-inner">
       <project-tree
@@ -58,5 +82,14 @@ export default {
         class="collapse-text"
       >Collapse sidebar</span>
     </button>
+    <panel-resizer
+      :size.sync="width"
+      :enabled="!leftPanelCollapsed"
+      :start-size="290"
+      :min-size="200"
+      :max-size="maxSize"
+      @resize-start="resizingStarted"
+      @resize-end="resizingEnded"
+      side="right"/>
   </div>
 </template>
diff --git a/app/assets/javascripts/ide/components/repo_editor.vue b/app/assets/javascripts/ide/components/repo_editor.vue
index 221be4b9074..343fd0a5300 100644
--- a/app/assets/javascripts/ide/components/repo_editor.vue
+++ b/app/assets/javascripts/ide/components/repo_editor.vue
@@ -90,6 +90,11 @@ export default {
     rightPanelCollapsed() {
       this.editor.updateDimensions();
     },
+    panelResizing(isResizing) {
+      if (isResizing === false) {
+        this.editor.updateDimensions();
+      }
+    },
   },
   computed: {
     ...mapGetters([
@@ -99,6 +104,7 @@ export default {
     ...mapState([
       'leftPanelCollapsed',
       'rightPanelCollapsed',
+      'panelResizing',
     ]),
     shouldHideEditor() {
       return this.activeFile.binary && !this.activeFile.raw;
diff --git a/app/assets/javascripts/ide/stores/actions.js b/app/assets/javascripts/ide/stores/actions.js
index c01046c8c76..335882bb6d7 100644
--- a/app/assets/javascripts/ide/stores/actions.js
+++ b/app/assets/javascripts/ide/stores/actions.js
@@ -63,6 +63,10 @@ export const setPanelCollapsedStatus = ({ commit }, { side, collapsed }) => {
   }
 };
 
+export const setResizingStatus = ({ commit }, resizing) => {
+  commit(types.SET_RESIZING_STATUS, resizing);
+};
+
 export const checkCommitStatus = ({ state }) =>
   service
     .getBranchData(state.currentProjectId, state.currentBranchId)
diff --git a/app/assets/javascripts/ide/stores/mutation_types.js b/app/assets/javascripts/ide/stores/mutation_types.js
index 4e3c10972ba..69b218a5e7d 100644
--- a/app/assets/javascripts/ide/stores/mutation_types.js
+++ b/app/assets/javascripts/ide/stores/mutation_types.js
@@ -5,6 +5,7 @@ export const SET_ROOT = 'SET_ROOT';
 export const SET_LAST_COMMIT_DATA = 'SET_LAST_COMMIT_DATA';
 export const SET_LEFT_PANEL_COLLAPSED = 'SET_LEFT_PANEL_COLLAPSED';
 export const SET_RIGHT_PANEL_COLLAPSED = 'SET_RIGHT_PANEL_COLLAPSED';
+export const SET_RESIZING_STATUS = 'SET_RESIZING_STATUS';
 
 // Project Mutation Types
 export const SET_PROJECT = 'SET_PROJECT';
diff --git a/app/assets/javascripts/ide/stores/mutations.js b/app/assets/javascripts/ide/stores/mutations.js
index 2fed9019cb6..03d81be10a1 100644
--- a/app/assets/javascripts/ide/stores/mutations.js
+++ b/app/assets/javascripts/ide/stores/mutations.js
@@ -49,6 +49,11 @@ export default {
       rightPanelCollapsed: collapsed,
     });
   },
+  [types.SET_RESIZING_STATUS](state, resizing) {
+    Object.assign(state, {
+      panelResizing: resizing,
+    });
+  },
   [types.SET_LAST_COMMIT_DATA](state, { entry, lastCommit }) {
     Object.assign(entry.lastCommit, {
       id: lastCommit.commit.id,
diff --git a/app/assets/javascripts/ide/stores/state.js b/app/assets/javascripts/ide/stores/state.js
index 539e382830f..61d12096946 100644
--- a/app/assets/javascripts/ide/stores/state.js
+++ b/app/assets/javascripts/ide/stores/state.js
@@ -19,4 +19,5 @@ export default () => ({
   projects: {},
   leftPanelCollapsed: false,
   rightPanelCollapsed: true,
+  panelResizing: false,
 });
diff --git a/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_closed.js b/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_closed.js
index b25cc3443ef..dd8b2665b1d 100644
--- a/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_closed.js
+++ b/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_closed.js
@@ -16,9 +16,9 @@ export default {
       <div class="media-body">
         <mr-widget-author-and-time
           actionText="Closed by"
-          :author="mr.closedEvent.author"
-          :dateTitle="mr.closedEvent.updatedAt"
-          :dateReadable="mr.closedEvent.formattedUpdatedAt"
+          :author="mr.metrics.closedBy"
+          :dateTitle="mr.metrics.closedAt"
+          :dateReadable="mr.metrics.readableClosedAt"
         />
         <section class="mr-info-list">
           <p>
diff --git a/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_merged.js b/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_merged.js
index 7c73ebf667d..ba9681680ef 100644
--- a/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_merged.js
+++ b/app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_merged.js
@@ -68,9 +68,9 @@ export default {
         <div class="space-children">
           <mr-widget-author-and-time
             actionText="Merged by"
-            :author="mr.mergedEvent.author"
-            :date-title="mr.mergedEvent.updatedAt"
-            :date-readable="mr.mergedEvent.formattedUpdatedAt" />
+            :author="mr.metrics.mergedBy"
+            :date-title="mr.metrics.mergedAt"
+            :date-readable="mr.metrics.readableMergedAt" />
           <a
             v-if="mr.canRevertInCurrentMR"
             v-tooltip
diff --git a/app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js b/app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js
index 93d31a2a684..474c17ec133 100644
--- a/app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js
+++ b/app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js
@@ -39,9 +39,8 @@ export default class MergeRequestStore {
     }
 
     this.updatedAt = data.updated_at;
-    this.mergedEvent = MergeRequestStore.getEventObject(data.merge_event);
-    this.closedEvent = MergeRequestStore.getEventObject(data.closed_event);
-    this.setToMWPSBy = MergeRequestStore.getAuthorObject({ author: data.merge_user || {} });
+    this.metrics = MergeRequestStore.buildMetrics(data.metrics);
+    this.setToMWPSBy = MergeRequestStore.formatUserObject(data.merge_user || {});
     this.mergeUserId = data.merge_user_id;
     this.currentUserId = gon.current_user_id;
     this.sourceBranchPath = data.source_branch_path;
@@ -125,43 +124,42 @@ export default class MergeRequestStore {
     return this.state === stateKey.nothingToMerge;
   }
 
-  static getEventObject(event) {
+  static buildMetrics(metrics) {
+    if (!metrics) {
+      return {};
+    }
+
     return {
-      author: MergeRequestStore.getAuthorObject(event),
-      updatedAt: formatDate(MergeRequestStore.getEventUpdatedAtDate(event)),
-      formattedUpdatedAt: MergeRequestStore.getEventDate(event),
+      mergedBy: MergeRequestStore.formatUserObject(metrics.merged_by),
+      closedBy: MergeRequestStore.formatUserObject(metrics.closed_by),
+      mergedAt: formatDate(metrics.merged_at),
+      closedAt: formatDate(metrics.closed_at),
+      readableMergedAt: MergeRequestStore.getReadableDate(metrics.merged_at),
+      readableClosedAt: MergeRequestStore.getReadableDate(metrics.closed_at),
     };
   }
 
-  static getAuthorObject(event) {
-    if (!event) {
+  static formatUserObject(user) {
+    if (!user) {
       return {};
     }
 
     return {
-      name: event.author.name || '',
-      username: event.author.username || '',
-      webUrl: event.author.web_url || '',
-      avatarUrl: event.author.avatar_url || '',
+      name: user.name || '',
+      username: user.username || '',
+      webUrl: user.web_url || '',
+      avatarUrl: user.avatar_url || '',
     };
   }
 
-  static getEventUpdatedAtDate(event) {
-    if (!event) {
+  static getReadableDate(date) {
+    if (!date) {
       return '';
     }
 
-    return event.updated_at;
-  }
-
-  static getEventDate(event) {
     const timeagoInstance = new Timeago();
 
-    if (!event) {
-      return '';
-    }
-
-    return timeagoInstance.format(MergeRequestStore.getEventUpdatedAtDate(event));
+    return timeagoInstance.format(date);
   }
 
 }
diff --git a/app/assets/javascripts/vue_shared/components/panel_resizer.vue b/app/assets/javascripts/vue_shared/components/panel_resizer.vue
new file mode 100644
index 00000000000..4371534d345
--- /dev/null
+++ b/app/assets/javascripts/vue_shared/components/panel_resizer.vue
@@ -0,0 +1,91 @@
+<script>
+export default {
+  props: {
+    startSize: {
+      type: Number,
+      required: true,
+    },
+    side: {
+      type: String,
+      required: true,
+    },
+    minSize: {
+      type: Number,
+      required: false,
+      default: 0,
+    },
+    maxSize: {
+      type: Number,
+      required: false,
+      default: Number.MAX_VALUE,
+    },
+    enabled: {
+      type: Boolean,
+      required: false,
+      default: true,
+    },
+  },
+  data() {
+    return {
+      size: this.startSize,
+    };
+  },
+  computed: {
+    className() {
+      return `drag${this.side}`;
+    },
+    cursorStyle() {
+      if (this.enabled) {
+        return { cursor: 'ew-resize' };
+      }
+      return {};
+    },
+  },
+  methods: {
+    resetSize(e) {
+      e.preventDefault();
+      this.size = this.startSize;
+      this.$emit('update:size', this.size);
+    },
+    startDrag(e) {
+      if (this.enabled) {
+        e.preventDefault();
+        this.startPos = e.clientX;
+        this.currentStartSize = this.size;
+        document.addEventListener('mousemove', this.drag);
+        document.addEventListener('mouseup', this.endDrag, { once: true });
+        this.$emit('resize-start', this.size);
+      }
+    },
+    drag(e) {
+      e.preventDefault();
+      let moved = e.clientX - this.startPos;
+      if (this.side === 'left') moved = -moved;
+      let newSize = this.currentStartSize + moved;
+      if (newSize < this.minSize) {
+        newSize = this.minSize;
+      } else if (newSize > this.maxSize) {
+        newSize = this.maxSize;
+      }
+      this.size = newSize;
+
+      this.$emit('update:size', newSize);
+    },
+    endDrag(e) {
+      e.preventDefault();
+      document.removeEventListener('mousemove', this.drag);
+      this.$emit('resize-end', this.size);
+    },
+  },
+};
+</script>
+
+<template>
+  <div 
+    class="dragHandle"
+    :class="className"
+    :style="cursorStyle"
+    @mousedown="startDrag"
+    @dblclick="resetSize"
+  ></div>
+</template>
diff --git a/app/assets/stylesheets/framework/avatar.scss b/app/assets/stylesheets/framework/avatar.scss
index 26db2386879..077d0424093 100644
--- a/app/assets/stylesheets/framework/avatar.scss
+++ b/app/assets/stylesheets/framework/avatar.scss
@@ -71,7 +71,7 @@
   vertical-align: top;
 
   &.s16 { font-size: 12px; line-height: 1.33; }
-  &.s24 { font-size: 14px; line-height: 1.8; }
+  &.s24 { font-size: 13px; line-height: 1.8; }
   &.s26 { font-size: 20px; line-height: 1.33; }
   &.s32 { font-size: 20px; line-height: 30px; }
   &.s40 { font-size: 16px; line-height: 38px; }
diff --git a/app/assets/stylesheets/framework/lists.scss b/app/assets/stylesheets/framework/lists.scss
index dba482bfb23..dcd98cb522f 100644
--- a/app/assets/stylesheets/framework/lists.scss
+++ b/app/assets/stylesheets/framework/lists.scss
@@ -126,10 +126,8 @@ ul.content-list {
     }
 
     .description {
-      p {
-        @include str-truncated;
-        margin-bottom: 0;
-      }
+      @include str-truncated;
+      color: $gl-text-color-secondary;
     }
 
     .controls {
@@ -315,7 +313,7 @@ ul.indent-list {
         border: 2px solid $white-normal;
 
         &.identicon {
-          line-height: 30px;
+          line-height: 15px;
         }
       }
     }
@@ -349,14 +347,19 @@ ul.indent-list {
 
   .folder-caret {
     width: 15px;
+
+    svg {
+      margin-bottom: 2px;
+    }
   }
 
   .item-type-icon {
+    margin-top: 2px;
     width: 20px;
   }
 
   > .group-row:not(.has-children) {
-    .folder-caret .fa {
+    .folder-caret {
       opacity: 0;
     }
   }
@@ -439,12 +442,61 @@ ul.indent-list {
 
     .avatar-container > a {
       width: 100%;
+      text-decoration: none;
     }
 
     &.has-more-items {
       display: block;
       padding: 20px 10px;
     }
+
+    .stats {
+      position: relative;
+      line-height: 46px;
+
+      > span {
+        display: inline-flex;
+        align-items: center;
+        height: 16px;
+        min-width: 30px;
+      }
+
+      > span:last-child {
+        margin-right: 0;
+      }
+
+      .stat-value {
+        margin: 2px 0 0 5px;
+      }
+    }
+
+    .controls {
+      margin-left: 5px;
+
+      > .btn {
+        margin-right: $btn-xs-side-margin;
+      }
+    }
+  }
+
+  .project-row-contents .stats {
+    line-height: inherit;
+
+    > span:first-child {
+      margin-left: 25px;
+    }
+
+    .item-visibility {
+      margin-right: 0;
+    }
+
+    .last-updated {
+      position: absolute;
+      right: 12px;
+      min-width: 250px;
+      text-align: right;
+      color: $gl-text-color-secondary;
+    }
   }
 }
 
@@ -456,12 +508,12 @@ ul.indent-list {
 
 ul.group-list-tree {
   li.group-row {
-    &.has-description .title {
-      line-height: inherit;
+    > .group-row-contents .title {
+      line-height: $list-text-height;
     }
 
-    &:not(.has-description) .title {
-      line-height: $list-text-height;
+    &.has-description > .group-row-contents .title {
+      line-height: inherit;
     }
   }
 }
diff --git a/app/assets/stylesheets/pages/repo.scss b/app/assets/stylesheets/pages/repo.scss
index 51cc1729d9a..d01cbadebcc 100644
--- a/app/assets/stylesheets/pages/repo.scss
+++ b/app/assets/stylesheets/pages/repo.scss
@@ -36,10 +36,6 @@
   }
 }
 
-.with-performance-bar .ide-view {
-  height: calc(100vh - #{$header-height});
-}
-
 .ide-file-list {
   flex: 1;
 
@@ -242,12 +238,13 @@ table.table tr td.multi-file-table-name {
 
 .multi-file-commit-panel {
   display: flex;
+  position: relative;
   flex-direction: column;
   height: 100%;
   width: 290px;
   padding: 0;
   background-color: $gray-light;
-  border-left: 1px solid $white-dark;
+  padding-right: 3px;
 
   .projects-sidebar {
     display: flex;
@@ -496,3 +493,30 @@ table.table tr td.multi-file-table-name {
   margin-top: $header-height;
   margin-bottom: 0;
 }
+
+.with-performance-bar {
+  .ide-flash-container.flash-container {
+    margin-top: $header-height + $performance-bar-height;
+  }
+
+  .ide-view {
+    height: calc(100vh - #{$header-height + $performance-bar-height});
+  }
+}
+
+
+.dragHandle {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  width: 3px;
+  background-color: $white-dark;
+
+  &.dragright {
+    right: 0;
+  }
+
+  &.dragleft {
+    left: 0;
+  }
+}
diff --git a/app/assets/stylesheets/pages/settings.scss b/app/assets/stylesheets/pages/settings.scss
index 5d630c7d61e..6353482ede7 100644
--- a/app/assets/stylesheets/pages/settings.scss
+++ b/app/assets/stylesheets/pages/settings.scss
@@ -268,3 +268,7 @@
     margin: 0 0 5px 17px;
   }
 }
+
+.deprecated-service {
+  cursor: default;
+}