Description:
    This setups directories, configuration and essential files for PBW

Example:
    rails generate pbw:install

	This will create:
	* Backbone assets and directory layout in your app/assets/javascript directory
	* Configuration file for mongoid in config directory
	* Mount route for the pbw engine at "/pbw"
	* Devise view templates in app/views/devise
	* Application layout for the Pbw engine in app/views/pbw/layouts