Add support for serializing pages via JSON using customized schema for consumption by front end.
Fix carrierwave configuration, and add tests for image attachments on image_layer.
Use active_model_serializers gem to handle serialization in a clean OO manner, and create serializers for page, blocks, layers, and keyframes.
Render JSON schema for a page in the pages#show method.
Branch cleanups
Remove Gemfile.lock in branch to allow auto merge
Merge changes from master and manually fix conflicts.
Fix broken layer test.
Fix carrierwave config so file storage works correctly in test environment.
Merge pull request #16 from dhawt/json_for_pages

Add support for serializing pages via JSON using customized schema