WCMS-136 Added Pundit gem and initialized simple policy files, removed d...

...eclarative auth gem.

WCMS-99 Implemented biola frontend toolkit, removed biola style guide.
WCMS-139 Added unimplemented rspec replacement for test with user specs and factory dir with user factory.

OTHER:
Added trogdir_api_gem. Updated to mongoid beta 2. Reworked before filters on controllers.