Added bulk_add method for adding multiple db items
Added player submission via CSV and profile list

Currently the game is assumed to always have id 0
The game should be taken from the url
Added player submission via CSV and profile list

Currently the game is assumed to always have id 0
The game should be taken from the url
Made the game's id part of the url

Conflicts:
	murder/admin.py
	murder/home.py
	murder/player.py
Changed demo server from subprocess to imported

This means that requests objects can be logged instead of processing log files
Merge branch 'player-creation' into demo-test

Conflicts:
	murder/__init__.py
Made tests work for all request methods

Still need a way to start off in a consistent database state
Added test database for standardising tests
Fixed POST request headers