Show images preview in notes. Show line additions/deletions for commit

app/views/commit/show.html.haml

@@ -1,9 +1,15 @@
 = render "commits/commit_box"
+
+%p.right
+  This commit has
+  %span.cgreen #{@commit.stats.additions} additions
+  and
+  %span.cred #{@commit.stats.deletions} deletions
+
 = render "commits/diffs", diffs: @commit.diffs
 = render "notes/notes_with_form", tid: @commit.id, tt: "commit"
 = render "notes/per_line_form"
 
-
 :javascript
   $(function(){
     PerLineNotes.init();
@@ -19,7 +25,7 @@
           , h = event.currentTarget.naturalHeight;
         $('.image.diff_added .image-info', this).append(' | <b>W:</b> ' + w + 'px | <b>H:</b> ' + h + 'px');
       }, this));
-      
+
     });
-    
+
   });

app/views/notes/_note.html.haml

@@ -34,6 +34,8 @@
     = preserve do
       = markdown(note.note)
     - if note.attachment.url
+      - if note.attachment.image?
+        = image_tag note.attachment.url, class: 'thumbnail span4'
       .right
         %div.file
           = link_to note.attachment_identifier, note.attachment.url, target: "_blank"