Merge branch '0.9.3', remote-tracking branch 'upstream/0.9.3' into 0.9.3
Removed concat task

- Just compiling all coffeescripts down to frank.js
Cleanup sass task
Calling csscss instead of csscss:dist now.

- No need for dist flag because there's only one csscss task
- Renamed csscss:dist object to just files
Calling csslint instead of csslint:dist now.

- No need for dist flag because there's only one csslint task
- Renamed csslint:dist object to just files
Reducing jshint task to one operation
Refactored dist task. Renamed to `release`.

- Release task creates regular and zipped version of frank in the dist folder.
- Added a few more templates for images and dist folder
Normalized all tasks to the Compact Format (http://gruntjs.com/configuring-tasks)

- Moved rtl.css to stylesheets/scss/rtl.scss so it can be compiled like all the others.
- Added back optimized images
- Used templates wherever possible
- Frank zip filename is now frank-x.x.x instead of just frank-dist
Reorder tasks for cleanliness

- Renamed release back to dist
- Make sure clean exectures first during dist task
Merge pull request #112 from robdodson/0.9.3-grunt-refactor

0.9.3 grunt refactor