fixed bug #103803: handle correctly ConfUsers created during the apply

https://savannah.cern.ch/bugs/index.php?103803

Merge branch 'bug/103803'

* bug/103803:
  fixed bug #103803: handle correctly ConfUsers created during the apply
  improved test gaudi.conf_user.autoapply
  Added test exposing bug #103803 (ConfigurableUser no applied)

From: Marco Clemencic <marco.clemencic@cern.ch>


git-svn-id: svn+ssh://svn.cern.ch/reps/gaudi/Gaudi/trunk@7390 53ecefc3-a64d-0410-9bdf-b8581fa3287e