Merge branch '23545-distorted-images' into 'master'

23545 Fix distorted project and group avatars

## What does this MR do?
Wraps project and group avatars in image container to prevent distortion

## Are there points in the code the reviewer needs to double check?
- Group/project lists
- Group/project pages
- Group/project admin pages
- Group/project edit pages

## Screenshots (if relevant)

### Before
![Screen_Shot_2016-10-31_at_12.35.42_PM](/uploads/abaeef7ded89abbba7e08be686c9a609/Screen_Shot_2016-10-31_at_12.35.42_PM.png)

### After
![Screen_Shot_2016-10-31_at_12.35.28_PM](/uploads/cafe1b096cf66afde7f346e5610bf3f3/Screen_Shot_2016-10-31_at_12.35.28_PM.png)

## Does this MR meet the acceptance criteria?

- [ ] [CHANGELOG](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG.md) entry added
- [ ] [Documentation created/updated](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/development/doc_styleguide.md)
- [ ] API support added
- Tests
  - [ ] Added for this feature/bug
  - [ ] All builds are passing
- [ ] Conform by the [merge request performance guides](http://docs.gitlab.com/ce/development/merge_request_performance_guidelines.html)
- [ ] Conform by the [style guides](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CONTRIBUTING.md#style-guides)
- [ ] Branch has no merge conflicts with `master` (if it does - rebase it please)
- [ ] [Squashed related commits together](https://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits)

## What are the relevant issue numbers?
Closes #23545

See merge request !7206

app/assets/stylesheets/framework/avatar.scss

-.avatar {
+@mixin avatar-size($size, $margin-right) {
+  width: $size;
+  height: $size;
+  margin-right: $margin-right;
+}
+
+.avatar-container {
   float: left;
-  margin-right: 12px;
+  margin-right: 15px;
+  border-radius: $avatar_radius;
+  border: 1px solid rgba(0, 0, 0, .1);
+  &.s16 { @include avatar-size(16px, 6px); }
+  &.s20 { @include avatar-size(20px, 7px); }
+  &.s24 { @include avatar-size(24px, 8px); }
+  &.s26 { @include avatar-size(26px, 8px); }
+  &.s32 { @include avatar-size(32px, 10px); }
+  &.s36 { @include avatar-size(36px, 10px); }
+  &.s40 { @include avatar-size(40px, 10px); }
+  &.s46 { @include avatar-size(46px, 15px); }
+  &.s48 { @include avatar-size(48px, 10px); }
+  &.s60 { @include avatar-size(60px, 12px); }
+  &.s70 { @include avatar-size(70px, 14px); }
+  &.s90 { @include avatar-size(90px, 15px); }
+  &.s110 { @include avatar-size(110px, 15px); }
+  &.s140 { @include avatar-size(140px, 15px); }
+  &.s160 { @include avatar-size(160px, 20px); }
+}
+
+.avatar {
+  @extend .avatar-container;
   width: 40px;
   height: 40px;
   padding: 0;
-  border-radius: $avatar_radius;
-  border: 1px solid rgba(0, 0, 0, .1);
 
   &.avatar-inline {
     float: none;
@@ -20,22 +45,6 @@
     border-radius: 0;
     border: none;
   }
-
-  &.s16 { width: 16px; height: 16px; margin-right: 6px; }
-  &.s20 { width: 20px; height: 20px; margin-right: 7px; }
-  &.s24 { width: 24px; height: 24px; margin-right: 8px; }
-  &.s26 { width: 26px; height: 26px; margin-right: 8px; }
-  &.s32 { width: 32px; height: 32px; margin-right: 10px; }
-  &.s36 { width: 36px; height: 36px; margin-right: 10px; }
-  &.s40 { width: 40px; height: 40px; margin-right: 10px; }
-  &.s46 { width: 46px; height: 46px; margin-right: 15px; }
-  &.s48 { width: 48px; height: 48px; margin-right: 10px; }
-  &.s60 { width: 60px; height: 60px; margin-right: 12px; }
-  &.s70 { width: 70px; height: 70px; margin-right: 14px; }
-  &.s90 { width: 90px; height: 90px; margin-right: 15px; }
-  &.s110 { width: 110px; height: 110px; margin-right: 15px; }
-  &.s140 { width: 140px; height: 140px; margin-right: 20px; }
-  &.s160 { width: 160px; height: 160px; margin-right: 20px; }
 }
 
 .identicon {
@@ -54,3 +63,17 @@
   &.s140 { font-size: 72px; line-height: 138px; }
   &.s160 { font-size: 96px; line-height: 158px; }
 }
+
+.image-container {
+  @extend .avatar-container;
+  overflow: hidden;
+  display: flex;
+
+  .avatar {
+    border-radius: 0;
+    border: none;
+    height: auto;
+    margin: 0;
+    align-self: center;
+  }
+}
\ No newline at end of file

app/assets/stylesheets/framework/lists.scss

@@ -142,10 +142,6 @@ ul.content-list {
       }
     }
 
-    .avatar {
-      margin-right: 15px;
-    }
-
     .controls {
       float: right;
 

app/assets/stylesheets/pages/dashboard.scss

@@ -36,10 +36,6 @@
   }
 }
 
-.dash-project-avatar {
-  float: left;
-}
-
 .dash-project-access-icon {
   float: left;
   margin-right: 5px;

app/assets/stylesheets/pages/groups.scss

@@ -3,12 +3,14 @@
 }
 
 .dashboard .side .panel .panel-heading .input-group {
+
   .form-control {
     height: 42px;
   }
 }
 
 .group-row {
+
   .stats {
     float: right;
     line-height: $list-text-height;
@@ -21,12 +23,14 @@
 }
 
 .ldap-group-links {
+
   .form-actions {
     margin-bottom: $gl-padding;
   }
 }
 
 .groups-cover-block {
+
   .container-fluid {
     position: relative;
   }
@@ -41,9 +45,14 @@
       background-color: $background-color;
     }
   }
+
+  .group-avatar {
+    border: 0;
+  }
 }
 
 .groups-header {
+
   @media (min-width: $screen-sm-min) {
     .nav-links {
       width: 35%;

app/assets/stylesheets/pages/projects.scss

@@ -96,8 +96,8 @@
 
   .project-avatar {
     float: none;
-    margin-left: auto;
-    margin-right: auto;
+    margin: 0 auto;
+    border: none;
 
     &.identicon {
       border-radius: 50%;

app/views/admin/groups/_group.html.haml

@@ -16,7 +16,8 @@
     %span.visibility-icon.has-tooltip{data: { container: 'body', placement: 'left' }, title: visibility_icon_description(group)}
       = visibility_level_icon(group.visibility_level, fw: false)
 
-  = image_tag group_icon(group), class: "avatar s40 hidden-xs"
+  .image-container.s40
+    = image_tag group_icon(group), class: "avatar s40 hidden-xs"
   .title
     = link_to [:admin, group], class: 'group-name' do
       = group.name

app/views/admin/groups/show.html.haml

@@ -13,7 +13,8 @@
         Group info:
       %ul.well-list
         %li
-          = image_tag group_icon(@group), class: "avatar s60"
+          .image-container.s60
+            = image_tag group_icon(@group), class: "avatar s60"
         %li
           %span.light Name:
           %strong= @group.name

app/views/admin/projects/index.html.haml

@@ -76,7 +76,8 @@
             .title
               = link_to [:admin, project.namespace.becomes(Namespace), project] do
                 .dash-project-avatar
-                  = project_icon(project, alt: '', class: 'avatar project-avatar s40')
+                  .image-container.s40
+                    = project_icon(project, alt: '', class: 'avatar project-avatar s40')
                 %span.project-full-name
                   %span.namespace-name
                     - if project.namespace

app/views/groups/edit.html.haml

@@ -8,7 +8,8 @@
 
       .form-group
         .col-sm-offset-2.col-sm-10
-          = image_tag group_icon(@group), alt: '', class: 'avatar group-avatar s160'
+          .image-container.s160
+            = image_tag group_icon(@group), alt: '', class: 'avatar group-avatar s160'
           %p.light
             - if @group.avatar?
               You can change your group avatar here

app/views/groups/show.html.haml

@@ -6,7 +6,8 @@
 
 .cover-block.groups-cover-block
   %div{ class: container_class }
-    = image_tag group_icon(@group), class: "avatar group-avatar s70 avatar-tile"
+    .image-container.s70.group-avatar
+      = image_tag group_icon(@group), class: "avatar s70 avatar-tile"
     .group-info
       .cover-title
         %h1

app/views/projects/_home_panel.html.haml

 - empty_repo = @project.empty_repo?
 .project-home-panel.text-center{ class: ("empty-project" if empty_repo) }
   %div{ class: container_class }
-    = project_icon(@project, alt: @project.name, class: 'project-avatar avatar s70 avatar-tile')
+    .image-container.s70.project-avatar
+      = project_icon(@project, alt: @project.name, class: 'avatar s70 avatar-tile')
     %h1.project-title
       = @project.name
       %span.visibility-icon.has-tooltip{data: { container: 'body' }, title: visibility_icon_description(@project)}

app/views/projects/edit.html.haml

@@ -118,7 +118,8 @@
             Project avatar
           .form-group
             - if @project.avatar?
-              = project_icon("#{@project.namespace.to_param}/#{@project.to_param}", alt: '', class: 'avatar project-avatar s160')
+              .image-container.s160
+                = project_icon("#{@project.namespace.to_param}/#{@project.to_param}", alt: '', class: 'avatar project-avatar s160')
             %p.light
               - if @project.avatar_in_git
                 Project avatar in repository: #{ @project.avatar_in_git }

app/views/shared/groups/_group.html.haml

@@ -24,7 +24,8 @@
     %span.visibility-icon.has-tooltip{data: { container: 'body', placement: 'left' }, title: visibility_icon_description(group)}
       = visibility_level_icon(group.visibility_level, fw: false)
 
-  = image_tag group_icon(group), class: "avatar s40 hidden-xs"
+  .image-container.s40
+    = image_tag group_icon(group), class: "avatar s40 hidden-xs"
   .title
     = link_to group, class: 'group-name' do
       = group.name

app/views/shared/projects/_project.html.haml

@@ -32,10 +32,11 @@
       = link_to project_path(project), class: dom_class(project) do
         - if avatar
           .dash-project-avatar
-            - if use_creator_avatar
-              = image_tag avatar_icon(project.creator.email, 40), class: "avatar s40", alt:''
-            - else
-              = project_icon(project, alt: '', class: 'avatar project-avatar s40')
+            .image-container.s40
+              - if use_creator_avatar
+                = image_tag avatar_icon(project.creator.email, 40), class: "avatar s40", alt:''
+              - else
+                = project_icon(project, alt: '', class: 'avatar project-avatar s40')
         %span.project-full-name
           %span.namespace-name
             - if project.namespace && !skip_namespace

app/views/users/_groups.html.haml

 .clearfix
   - groups.each do |group|
     = link_to group, class: 'profile-groups-avatars inline', title: group.name do
-      = image_tag group_icon(group), class: 'avatar group-avatar s40'
+      .image-container.s40
+        = image_tag group_icon(group), class: 'avatar group-avatar s40'