Update gems to rails 4 compatible
Changing some rails 4 config flags
Moped::BSON -> BSON
Update remaning models/controller/tests for rails 4
Remove IM
Bump mongoid
Fix mongoid4 scopes
Fix json api to only include queried fields
MF - Pulled from upstream & corrected conflicts
MF - Installed missing rspec-its gem and updated spec_helper to infer_spec_type_from_file_location
Corrected Fabricator error on :class_name declarations and added rspec-activemodel-mocks gem
some configs
rails_12factor gem added