Adding Class levels (beg, int, adv) and Class Types (ballet, jazz tap) and seed data for each of those.
Adding Twitter Bootstrap spacelab theme and basic styling to existing index view.
hg-options for select drop down.  Displays/sorts by object with a name and a sort field corresponding to the angular field to sort.
Using active_model_serializers to generate the JSON for the angular view to consume.  Including associated objects in the json instead of calling from angular to do this.
Using debugger gem
Studio and Dance class serializers include relational objects and inherit from their corresponding information serializer classes.  Studio information and dance class information serializers only define the attributes for the json.