Split rcon_pass and server_address in Lobby model

- make server_address and rcon_password
- update all tests, etc
Add rest views for admins

- add methods to create/update/delete all models
- add tests for the methods
Update rest methods

- use MethodView for rest calls
- move rest methods to rest.py
- fix tests and __init__.py's
Merge branch 'master' of git://github.com/TronPaul/lobbypy-heroku into TronPaul-master