check_permission returns False on empty dataset
merge
made simpler login banner
Merge branch 'master' of zigapeda.de:scoville
Scoville loads instance automatically after creation even if it has no Domain
Introducing MessagePage
you cant add instances to a server if their URLs resolve to another server
Fixed instancelist gui-bugs (operations on empty treeiters e.t.c)
adjusted rig_gen sequence startvalue
catch errors on module installation and revert modifications that have already been performed