new: in config, parameter 'slipstream.version' is now ready only
new: help hints for group members module settings
new: help hints in 'Authorizations' section of modules

Note: 'Edit' and 'Delete' didn't receive any further explanation because
they are (hopefully) self-explanatory. :)
change: 'owner' ACLs are now not editable in module 'Authorizations'
new: toggle 'Group Members' field with 'Members Inherited?' checkbox