Removes 2 column layout. Adds i18n support

app/views/projects/registry/repositories/index.html.haml

 - page_title "Container Registry"
 
-.row.prepend-top-default.append-bottom-default
-  .col-lg-3
-    %h4.prepend-top-0
+%section
+  .settings-header
+    %h4
       = page_title
     %p
-      With the Docker Container Registry integrated into GitLab, every project
-      can have its own space to store its Docker images.
+      = _('With the Docker Container Registry integrated into GitLab, every project can have its own space to store its Docker images.')
     %p.append-bottom-0
       = succeed '.' do
         Learn more about
-        = link_to 'Container Registry', help_page_path('user/project/container_registry'), target: '_blank'
-
-  .col-lg-9
+        = link_to _('Container Registry'), help_page_path('user/project/container_registry'), target: '_blank'
+  .row
+    .col-lg-12
       .panel.panel-default
         .panel-heading
           %h4.panel-title
-          How to use the Container Registry
+            = _('How to use the Container Registry')
         .panel-body
           %p
-          First log in to GitLab’s Container Registry using your GitLab username
-          and password. If you have
-          = link_to '2FA enabled', help_page_path('user/profile/account/two_factor_authentication'), target: '_blank'
+            = _('First log in to GitLab’s Container Registry using your GitLab username and password. If you have')
+            = link_to _('2FA enabled'), help_page_path('user/profile/account/two_factor_authentication'), target: '_blank'
             you need to use a
             = succeed ':' do
-            = link_to 'personal access token', help_page_path('user/profile/account/two_factor_authentication', anchor: 'personal-access-tokens'), target: '_blank'
+              = link_to _('personal access token'), help_page_path('user/profile/account/two_factor_authentication', anchor: 'personal-access-tokens'), target: '_blank'
           %pre
             docker login #{Gitlab.config.registry.host_port}
           %br
           %p
-          Once you log in, you’re free to create and upload a container image
-          using the common
-          %code build
-          and
+            = _("Once you log in, you’re free to create and upload a container image using the common")
+            %code
+              = _('build')
+            = _('and')
             %code push
-          commands:
+            = _('commands:')
           %pre
             :plain
               docker build -t #{escape_once(@project.container_registry_url)} .
@@ -42,25 +40,19 @@
 
           %hr
           %h5.prepend-top-default
-          Use different image names
+            = _('Use different image names')
           %p.light
-          GitLab supports up to 3 levels of image names. The following
-          examples of images are valid for your project:
+            = _('GitLab supports up to 3 levels of image names. The following examples of images are valid for your project:')
           %pre
             :plain
               #{escape_once(@project.container_registry_url)}:tag
               #{escape_once(@project.container_registry_url)}/optional-image-name:tag
               #{escape_once(@project.container_registry_url)}/optional-name/optional-image-name:tag
 
+
+  .row
+    .col-lg-12
       #js-vue-registry-images{ data: { endpoint: project_container_registry_index_path(@project, format: :json)}}
 
       = page_specific_javascript_bundle_tag('common_vue')
       = page_specific_javascript_bundle_tag('registry_list')
-
-
-    -# - if @images.blank?
-    -#   %p.settings-message.text-center.append-bottom-default
-    -#     No container images stored for this project. Add one by following the
-    -#     instructions above.
-    -# - else
-    -#   = render partial: 'image', collection: @images