Fix Heroku coffe-rails > 4.0.0 problem
remove coffee-rails gem
qb-14 fixed
add user administration
qb-15 fixed
qb-16 fixed
add recipe administration
add pagination
add index and destroy action/views for recipes/users/units/tags
fix qb-16
pluralize units
split tags index view into regions, categories and ingredient according to value of the category column in the tag model