bugfix in endturn
Merge remote-tracking branch 'origin/master'
rename pics
refactor and bugfix
add functionality to play multiple instances
implement web sockets for multiple instances.
show message after web socket call
Merge remote-tracking branch 'origin/master'

Conflicts:
	app/assets/js/welcome.js
	app/controllers/Application.java
	conf/routes
rename name of profs