Add rough scarlet plugin
Fixes

* Use absolute paths where possible.
* No grep allowed
* Whitespace/jshint
Cleanup.
If copy config is not found, abort the task.
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'
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.