Fix compare crash after decorator refactoring

app/controllers/commits_controller.rb

@@ -52,6 +52,8 @@ class CommitsController < ApplicationController
     @commit  = result[:commit]
     @diffs   = result[:diffs]
     @line_notes = []
+
+    @commits = CommitDecorator.decorate(@commits)
   end
 
   def patch

app/views/commits/compare.html.haml

@@ -24,8 +24,9 @@
 
 
 - unless @commits.empty?
-  %h4 Commits (#{@commits.count})
-  %ul.unstyled= render @commits
+  %div.ui-box
+    %h5.small Commits (#{@commits.count})
+    %ul.unstyled= render @commits
 
 - unless @diffs.empty?
   %h4 Diff