Cperello/usercorner fixes

	User Corner Test Suite
		InstallNonProfilePackages: OK
		EnableUsersZentyalTest: OK
		AddUser: OK
		Check-Login: OK
		Change-Password: OK
		Check-Login-failed: OK
		Check-Login-success: OK
		check-zentyal-log: OK
		check-syslog-apparmor: OK