Added active_model_serializers
Added specs for api order_sessions controller
Implemented basic api controller for order_session
* Added initializer for active_model_serializers to disable root wrapping
* Added serializers for several models
* Added api controller for order_sessions
* Added routes
Added CORS header in api/application_controller
Removes duplicate spec
Improves popularity cache value to work better with number_to_percentage view helper; closes #5
fixes binstubs, updates bundle
Temporarily removes Geocoding API
fixes votable spec
Merge branch 'master' into product_extensions
Adds UUID to OrderSession; closes #3
Merge branch 'master' into product_extensions
Adds Meal and Menu models as concrete Products; closes #4
Applies fixes to make all specs work again; closes #4
Adds improved ERD renderer
Changes menu_meals join table migration to not include an ID column
Extracts address-related stuff to Locatable concern and fixes country representation from String to ISO 3166 on DB level, introduces Country value object for Model-based country representation; closes #6
Improves validations on Locatable module
Adds participants_count counter cache to OrderSession model
bundle update