Add cookie-parser middleware
Add bogus callback to request.setCookie(), to try and make Snap CI build pass
Create session manager to correlate games with session cookies
Create separate depdep context for game instance (so that multiple games can exist for a single web server)
Connect session manager to application stack
Move game.js to game_factory.js
Change game factory into a game factory factory
Nest dependencies for game factory context inside application context
Move splitter and dispatcher from server/web to server/game
Move main.js into server/ and application.js into server/web/
Remove unused secret from cookieParser
Fix grunt launch command. Add functional test for session switching