Merge pull request #3 from reevoo/master

Remove Harmony dependancy
Bump version.
Don't open the file, just to check the mtime.

This was leaving file handles all over the show.
Merge pull request #4 from cwninja/patch-1

Don't open the file, just to check the mtime.
Version bump
Rewrite for Rails3 Asset Pipeline
Merge pull request #1 from errm/master

Rails 3