cleaner generation of locale.gen
updated openchange icon
Fixed regression in authorization restricted by group

(cherry picked from commit dbb2b5eb099a0368a1d4b6f0d6426e6d0f426d5b)

Conflicts:
	main/captiveportal/ChangeLog
	main/captiveportal/src/EBox/CaptivePortal.pm
	main/captiveportal/src/EBox/CaptivePortal/Auth.pm
added changelog entry to zenbuntu-core