Refactor to LESS stylesheets.

Current spec status: 76 examples, 0 failures in 0.93431 seconds.
Add FontAwesome support, helper.

Current spec status: 87 examples, 0 failures in 0.96965 seconds.
Merge pull request #7 from sleepingkingstudios/refactor-less

Refactor to LESS stylesheets.
Merge branch 'master' into feature-pages
Refactor directory lookup to DirectoryLookup concern.

Current spec status: 126 examples, 0 failures in 1.13 seconds.
Reserve names from Directory, Feature instance slugs.

Current spec status: 159 examples, 0 failures in 1.31 seconds.
Implement DirectoriesController#index.

Current spec status: 183 examples, 0 failures in 1.45 seconds.
Add routing helpers for directories.

Current spec status: 196 examples, 0 failures in 1.5 seconds.