fix spaces and use link_to instead of <a> tags
Merge pull request #208 from shapkin/master

Fix spaces and use link_to instead of <a> tags.
Fix admin dashboard version check losing its css styling
Merge branch 'master' of github.com:discourse/discourse

* 'master' of github.com:discourse/discourse:
  Fix admin dashboard version check losing its css styling
  fix spaces and use link_to instead of <a> tags