Fixed Group.php
Added $_app
Fixed GroupController
Fixed getGroup function in GroupController
Merge branch 'Story1_bugfix' into Story1
Fixed bug in GroupController function getGroup
Beautified GroupprofileController
Changed documentation
Fixed bug 0000012 and altered GroupController/createGroup so that the descrption can be added right away
Merge branch 'Story2_henrik' of xodx-github:/xodxswt14/xodx into Story2_jan
Beautified code