bump to v3.1.1 and update changelog
rake convert
Update _variables.scss.erb
fix compass issue (does not recognize .scss.erb as scss): change compass template to Sass
Fix broken link, see 57bbed7e6f8043ca05c3df36f0d41cc3211876b8
http://sassnotsass.com
Merge pull request #538 from danielbayerlein/improvements

Update Readme
Update README.md
Update converter for latest upstream + depend_on_asset

Add depend_on_asset as it is required as of
https://github.com/rails/sprockets-rails/pull/96
rake compile minor fixes #540
rake convert
fix depend_on_asset
Update converter:

* Grid update
* Component animations update
rake convert
converter: fadein(c, %) -> rgba(c, 0.x)