Dont show '0 additions and 0 deletions' message for commit

app/models/commit.rb

@@ -172,4 +172,10 @@ class Commit
     lines.pop if lines.last == "-- "      # end of diff
     lines.join("\n")
   end
+
+  def has_zero_stats?
+    stats.total.zero?
+  rescue
+    true
+  end
 end

app/views/commit/show.html.haml

 = render "commit_box"
 
-%p.pull-right.cgray
+- unless @commit.has_zero_stats?
+  %p.pull-right.cgray
     This commit has
     %span.cgreen #{@commit.stats.additions} additions
     and