Fixes ability of requiring font-awesome assets
Fixes ability of requiring font-awesome assets

More details:
https://bibwild.wordpress.com/2013/02/27/gem-depends-on-rails-engine-gem-gotcha-need-explicit-require/

ethagnawl/wysiwyg-rails,chadlwm/wysiwyg-rails,froala/wysiwyg-rails,tkvern/wysiwyg-rails-qiniu,ethagnawl/wysiwyg-rails,chadlwm/wysiwyg-rails,tkvern/wysiwyg-rails-qiniu