So you'd like to run apps from the commandline as su or user
In case it's not clear, and it probably isn't, this modification (openSUSE version so far):
[x] Allows users to run gui apps (such as kate or kwrite, konqueror or dolphin) and non-gui apps with the same syntax, no wrappers. I.e., makes kde work WITH linux instead of against it.
[x] Allows uniform syntax for calling script-based programs which may now call gui apps or not and run without crashing,...