Issue title: Missing "up"/"down" icon on "Stack" list page.
 Issue body: Server version - v0.38.0-rc1

Applications->Stacks view , "up"/"down" icon is show as a box character.
<img width="1268" alt="screen shot 2015-09-17 at 1 55 18 pm" src="https://cloud.githubusercontent.com/assets/4266958/9945994/8d63c402-5d45-11e5-87a9-5157ebc3cb51.png">

 Comments: 
 Comment 0: Tested with server version - v0.38.0-rc3.

"up"/"down" icon on "Stack" list page is now available.
{'source': 'GithubIssues', 'repo_name_with_owner': 'rancher/rancher', 'issue_id': 107074595, 'repo_stars': 20131.0}