CreateTables - this will build out the database.

InitRethinkDBConfig - setup and read configuration for the service.

ErrExistingInvitation - the user already has an invitation.

ChildService - service for implementing the interface.

DBEnv - stores the connection parameters for the rethinkdb instance.

FamilyService - structure for replicating the interface.

FeedingService - struct for implementing interface.

SleepService - struct for implementing the interface.

UserClaims - structure for inserting claims into a jwt auth token.

UserInviteService - struct for implementing the interface.

UserService -.

WasteService - struct for implmenting the interface.