Test suite for Group added, unused methods in Group class deleted.
Merge branch 'development' of https://github.com/olafmaas/contextprojectgroep6.git into tests
Merge branch 'development' of https://github.com/olafmaas/contextprojectgroep6.git into tests
Method removed from ShieldBody.
Added shieldBody test (unfinished).
Added tests to gameobjects test suites
Merge branch 'development' of https://github.com/olafmaas/contextprojectgroep6.git into tests

Conflicts:
	src/client/js/PlayerConnection.js