restore: stop temporally oc to avoid crash and restore needed status
Make EBox::MyDBEngine more reusable

Conflicts:
	main/core/ChangeLog
Fixed backup/restore of openchanbge

Conflicts:
	main/openchange/ChangeLog
	main/openchange/debian/control
backup/restore sogo

Conflicts:
	main/sogo/ChangeLog
	main/sogo/src/EBox/SOGO.pm
adapted sogo db backup restor to new code
Better check of versions numbers in backup restore
typo fix
added missing file
only restore/backup db if openchange is provisioned
fixed typo fix
added missing uses
removed duplicated method
use regular db engine when creating and removing sogo db
Merge branch 'master' into openchange-backup-4.0

Conflicts:
	main/core/ChangeLog
Forbid backup restore if the server has not the correct hostname
added message about backup/restore mail messages
removed code that is never called in samba restore
Merge branch 'master' into openchange-backup-4.0

Conflicts:
	main/core/ChangeLog
	main/openchange/ChangeLog
	main/openchange/src/EBox/OpenChange.pm
	main/samba/ChangeLog
Merge branch 'master' into jag/openchange-backup-4.0

Conflicts:
	main/core/ChangeLog
	main/openchange/ChangeLog
Updating changelogs after 4.0 release