Start migrating DataMapper models to Sequel models
Fix serialization, set defaults before create, apps API working
Groups api working
posts spec passing
post spec passing
Delete all db records before each spec example
following spec passing
follower spec passing
app spec passing
app_authorization spec passing
notification subscription spec passing
authentication integration spec passing
followers integration spec passing
followings integration spec passing
profile integration spec passing
authentication_lookup unit spec passing
profile_info unit spec passing
Fix post model spec
Remove old commented out code
Add Sequel migration + Rake task (db:migrate)