Merge branch 'master' into 22643-manual-job-page

* master: (68 commits)
  Last push event widget width for fixed layout
  Added 'admin' persona
  Docs: move article Artifactory + GL to subject-related folder
  Mention GitLab Pages when changing username
  Consolidate the docs when changing a repo path
  Add docs for automatic redirects when renaming namespaces
  move "Transfer an existing project into a group" to project docs
  Do not show Vue pagination if only one page
  Resolve "Decouple multi-file editor from file list"
  Update Ruby version to 2.3.6
  Skip projects filter on merge requests search
  Fall back to the `MergeRequestWidgetEntity`
  LDAP extern_uids are not normalized when updated via API
  organise content by subject
  Restore missing language code in datetime_utility.js
  Add support for defining explicit dependencies to QA factories
  Document mounting volumes with Docker-in-Docker
  add missing word to pawel-reduce_cardinality_of_prometheus_metrics.yml
  Use seconds where possible, and convert to milliseconds for Influxdb consumption
  update dispatcher to allow for dynamic imports until webpack plugin is updated
  ...

5 files changed, 235 insertions, 40 deletions

diff --git a/app/assets/stylesheets/framework/contextual-sidebar.scss b/app/assets/stylesheets/framework/contextual-sidebar.scss
index 2e417315ed7..5da06b90113 100644
--- a/app/assets/stylesheets/framework/contextual-sidebar.scss
+++ b/app/assets/stylesheets/framework/contextual-sidebar.scss
@@ -23,7 +23,6 @@
 .context-header {
   position: relative;
   margin-right: 2px;
-  width: $contextual-sidebar-width;
 
   a {
     transition: padding $sidebar-transition-duration;
diff --git a/app/assets/stylesheets/framework/markdown_area.scss b/app/assets/stylesheets/framework/markdown_area.scss
index 5389eb0a5f2..6b07ffdbd61 100644
--- a/app/assets/stylesheets/framework/markdown_area.scss
+++ b/app/assets/stylesheets/framework/markdown_area.scss
@@ -74,7 +74,7 @@
 }
 
 .md-header-tab {
-  @media(max-width: $screen-xs-max) {
+  @media (max-width: $screen-xs-max) {
     flex: 1;
     width: 100%;
     border-bottom: 1px solid $border-color;
@@ -82,16 +82,23 @@
   }
 }
 
-.md-header-toolbar {
-  margin-left: auto;
+.nav-links {
+  li.md-header-toolbar {
+    margin-left: auto;
+    display: none;
 
-  @media(max-width: $screen-xs-max) {
-    flex: none;
-    display: flex;
-    justify-content: center;
-    width: 100%;
-    padding-top: $gl-padding-top;
-    padding-bottom: $gl-padding-top;
+    &.active {
+      display: block;
+
+      @media (max-width: $screen-xs-max) {
+        flex: none;
+        display: flex;
+        justify-content: center;
+        width: 100%;
+        padding-top: $gl-padding-top;
+        padding-bottom: $gl-padding-top;
+      }
+    }
   }
 }
 
@@ -175,7 +182,7 @@
   margin-left: $gl-padding;
   margin-right: -5px;
 
-  @media(max-width: $screen-xs-max) {
+  @media (max-width: $screen-xs-max) {
     margin-left: 0;
     margin-right: 0;
   }
@@ -239,7 +246,7 @@
   }
 }
 
-@media(max-width: $screen-xs-max) {
+@media (max-width: $screen-xs-max) {
   .atwho-view-ul {
     width: 350px;
   }
diff --git a/app/assets/stylesheets/framework/variables.scss b/app/assets/stylesheets/framework/variables.scss
index b84d6c140be..1d6c7a5c472 100644
--- a/app/assets/stylesheets/framework/variables.scss
+++ b/app/assets/stylesheets/framework/variables.scss
@@ -219,6 +219,7 @@ $gl-input-padding: 10px;
 $gl-vert-padding: 6px;
 $gl-padding-top: 10px;
 $gl-sidebar-padding: 22px;
+$gl-bar-padding: 3px;
 
 /*
  * Misc
diff --git a/app/assets/stylesheets/pages/repo.scss b/app/assets/stylesheets/pages/repo.scss
index 6eb92c7baee..da3c2d7fa5d 100644
--- a/app/assets/stylesheets/pages/repo.scss
+++ b/app/assets/stylesheets/pages/repo.scss
@@ -22,9 +22,10 @@
   }
 }
 
-.multi-file {
+.ide-view {
   display: flex;
-  height: calc(100vh - 145px);
+  height: calc(100vh - #{$header-height});
+  color: $almost-black;
   border-top: 1px solid $white-dark;
   border-bottom: 1px solid $white-dark;
 
@@ -35,12 +36,47 @@
   }
 }
 
+.with-performance-bar .ide-view {
+  height: calc(100vh - #{$header-height});
+}
+
 .ide-file-list {
   flex: 1;
-  overflow: scroll;
 
   .file {
     cursor: pointer;
+
+    &.file-open {
+      background: $white-normal;
+    }
+
+    .repo-file-name {
+      white-space: nowrap;
+      text-overflow: ellipsis;
+    }
+
+    .unsaved-icon {
+      color: $indigo-700;
+      float: right;
+      font-size: smaller;
+      line-height: 20px;
+    }
+
+    .repo-new-btn {
+      display: none;
+      margin-top: -4px;
+      margin-bottom: -4px;
+    }
+
+    &:hover {
+      .repo-new-btn {
+        display: block;
+      }
+
+      .unsaved-icon {
+        display: none;
+      }
+    }
   }
 
   a {
@@ -55,10 +91,9 @@
 
 .multi-file-table-name,
 .multi-file-table-col-commit-message {
-  white-space: nowrap;
-  overflow: hidden;
-  text-overflow: ellipsis;
+  overflow: visible;
   max-width: 0;
+  padding: 6px 12px;
 }
 
 .multi-file-table-name {
@@ -66,6 +101,7 @@
 }
 
 .multi-file-table-col-commit-message {
+  white-space: nowrap;
   width: 50%;
 }
 
@@ -79,7 +115,7 @@
 
 .multi-file-tabs {
   display: flex;
-  overflow: scroll;
+  overflow-x: auto;
   background-color: $white-normal;
   box-shadow: inset 0 -1px $white-dark;
 
@@ -128,9 +164,38 @@
   height: 0;
 }
 
+.blob-editor-container {
+  flex: 1;
+  height: 0;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+
+  .vertical-center {
+    min-height: auto;
+  }
+}
+
+.multi-file-editor-holder {
+  height: 100%;
+}
+
 .multi-file-editor-btn-group {
-  padding: $grid-size;
+  padding: $gl-bar-padding $gl-padding;
   border-top: 1px solid $white-dark;
+  border-bottom: 1px solid $white-dark;
+  background: $white-light;
+}
+
+.ide-status-bar {
+  padding: $gl-bar-padding $gl-padding;
+  background: $white-light;
+  display: flex;
+  justify-content: space-between;
+
+  svg {
+    vertical-align: middle;
+  }
 }
 
 // Not great, but this is to deal with our current output
@@ -138,10 +203,6 @@
   height: 100%;
   overflow: scroll;
 
-  .blob-viewer {
-    height: 100%;
-  }
-
   .file-content.code {
     display: flex;
 
@@ -162,18 +223,101 @@
   }
 }
 
+.file-content.blob-no-preview {
+  a {
+    margin-left: auto;
+    margin-right: auto;
+  }
+}
+
 .multi-file-commit-panel {
   display: flex;
   flex-direction: column;
   height: 100%;
   width: 290px;
-  padding: $gl-padding;
+  padding: 0;
   background-color: $gray-light;
   border-left: 1px solid $white-dark;
 
+  .projects-sidebar {
+    display: flex;
+    flex-direction: column;
+  }
+
+  .multi-file-commit-panel-inner {
+    display: flex;
+    flex: 1;
+    flex-direction: column;
+  }
+
+  .multi-file-commit-panel-inner-scroll {
+    display: flex;
+    flex: 1;
+    flex-direction: column;
+    overflow: auto;
+  }
+
   &.is-collapsed {
     width: 60px;
-    padding: 0;
+
+    .multi-file-commit-list {
+      padding-top: $gl-padding;
+      overflow: hidden;
+    }
+
+    .multi-file-context-bar-icon {
+      align-items: center;
+
+      svg {
+        float: none;
+        margin: 0;
+      }
+    }
+  }
+
+  .branch-container {
+    border-left: 4px solid $indigo-700;
+    margin-bottom: $gl-bar-padding;
+  }
+
+  .branch-header {
+    background: $white-dark;
+    display: flex;
+  }
+
+  .branch-header-title {
+    flex: 1;
+    padding: $grid-size $gl-padding;
+    color: $indigo-700;
+    font-weight: $gl-font-weight-bold;
+
+    svg {
+      vertical-align: middle;
+    }
+  }
+
+  .branch-header-btns {
+    padding: $gl-vert-padding $gl-padding;
+  }
+
+  .left-collapse-btn {
+    display: none;
+    background: $gray-light;
+    text-align: left;
+    border-top: 1px solid $white-dark;
+
+    svg {
+      vertical-align: middle;
+    }
+  }
+}
+
+.multi-file-context-bar-icon {
+  padding: 10px;
+
+  svg {
+    margin-right: 10px;
+    float: left;
   }
 }
 
@@ -186,9 +330,9 @@
 .multi-file-commit-panel-header {
   display: flex;
   align-items: center;
-  padding: 0 0 12px;
   margin-bottom: 12px;
   border-bottom: 1px solid $white-dark;
+  padding: $gl-btn-padding 0;
 
   &.is-collapsed {
     border-bottom: 1px solid $white-dark;
@@ -197,23 +341,33 @@
       margin-left: auto;
       margin-right: auto;
     }
+
+    .multi-file-commit-panel-collapse-btn {
+      margin-right: auto;
+      margin-left: auto;
+      border-left: 0;
+    }
   }
 }
 
-.multi-file-commit-panel-collapse-btn {
-  padding-top: 0;
-  padding-bottom: 0;
-  margin-left: auto;
-  font-size: 20px;
+.multi-file-commit-panel-header-title {
+  display: flex;
+  flex: 1;
+  padding: $gl-btn-padding;
 
-  &.is-collapsed {
-    margin-right: auto;
+  svg {
+    margin-right: $gl-btn-padding;
   }
 }
 
+.multi-file-commit-panel-collapse-btn {
+  border-left: 1px solid $white-dark;
+}
+
 .multi-file-commit-list {
   flex: 1;
-  overflow: scroll;
+  overflow: auto;
+  padding: $gl-padding;
 }
 
 .multi-file-commit-list-item {
@@ -244,7 +398,7 @@
 }
 
 .multi-file-commit-form {
-  padding-top: 12px;
+  padding: $gl-padding;
   border-top: 1px solid $white-dark;
 }
 
@@ -295,3 +449,40 @@
     }
   }
 }
+
+.ide-loading {
+  display: flex;
+  height: 100vh;
+  align-items: center;
+  justify-content: center;
+}
+
+.ide-empty-state {
+  display: flex;
+  height: 100vh;
+  align-items: center;
+  justify-content: center;
+}
+
+.repo-new-btn {
+  .dropdown-toggle svg {
+    margin-top: -2px;
+    margin-bottom: 2px;
+  }
+
+  .dropdown-menu {
+    left: auto;
+    right: 0;
+
+    label {
+      font-weight: $gl-font-weight-normal;
+      padding: 5px 8px;
+      margin-bottom: 0;
+    }
+  }
+}
+
+.ide-flash-container.flash-container {
+  margin-top: $header-height;
+  margin-bottom: 0;
+}
diff --git a/app/assets/stylesheets/pages/stat_graph.scss b/app/assets/stylesheets/pages/stat_graph.scss
index cede147d559..8e2c42c1bd3 100644
--- a/app/assets/stylesheets/pages/stat_graph.scss
+++ b/app/assets/stylesheets/pages/stat_graph.scss
@@ -10,7 +10,6 @@
 }
 
 .axis {
-  fill: $stat-graph-axis-fill;
   font-size: 10px;
 }
 
@@ -54,9 +53,7 @@
 }
 
 .selection rect {
-  fill: $stat-graph-selection-fill;
   fill-opacity: 0.1;
-  stroke: $stat-graph-selection-stroke;
   stroke-width: 1px;
   stroke-opacity: 0.4;
   shape-rendering: crispedges;