- senders, which now have a firebase token
are added as their own table in the database
- firebase token api call added, which allows
a user to connect a sender id to a firebase token
- firebase library not yet connected to the saved
firebase tokens
- routing setup with path to message_controller
- messages api to database updated to function
similar to a stack system (push, pop, peek, ..)
- rest calls the same as database calls
- setup default controller showing text message
- parsing database output with Jason to client
- adds curl examples