Merge branch 'feature/scarlet-plugin' into develop
Adding support for custom config options (i.e., require, add_import_path, asset_cache_buster, etc).
1.3.3-1
Merge branch 'release/1.3.3-1' into develop
Lock Grunt to 0.3.x
Adding Scarlet to unit tests.
JSHint.
More Scarlet unit testing.
Early return causes install errors.
Debuggin'
Don't fail if scarlet is present, simply try to initialize / update it.
Adding system dependencies, required paths, excluded paths.
Lock to grunt-modernizr 0.2.x
Updating unit tests.
Update Travis config.
Syntax error.
Switching Scarlet submodule to https.
Removing Scarlet from develop branch. It's a blocker for further bug fixes and improvements.
Revert "Removing Scarlet from develop branch. It's a blocker for further bug fixes and improvements."

This reverts commit 5beff7765b08a1db87a958e10d24b40d4f6c6760.