Move subscription info below label info in issue/MR sidebar

app/views/projects/issues/_discussion.html.haml

@@ -29,10 +29,3 @@
     .issuable-affix
       .context
         = render 'shared/issuable/context', issuable: @issue
-
-      - if @issue.labels.any?
-        .issuable-context-title
-          %label Labels
-        .issue-show-labels
-          - @issue.labels.each do |label|
-            = link_to_label(label)

app/views/projects/merge_requests/_discussion.html.haml

@@ -26,10 +26,3 @@
     .issuable-affix
       .context
         = render 'shared/issuable/context', issuable: @merge_request
-
-      - if @merge_request.labels.any?
-        .issuable-context-title
-          %label Labels
-        .merge-request-show-labels
-          - @merge_request.labels.each do |label|
-            = link_to_label(label)

app/views/shared/issuable/_context.html.haml

@@ -29,6 +29,14 @@
         = hidden_field_tag :issuable_context
         = f.submit class: 'btn hide'
 
+  - if issuable.labels.any?
+    %div.prepend-top-default.clearfix
+      .issuable-context-title
+        %label Labels
+      .merge-request-show-labels
+        - issuable.labels.each do |label|
+          = link_to_label(label)
+
   - if current_user
     - subscribed = issuable.subscribed?(current_user)
     %div.prepend-top-20.clearfix