[tog-pegasus/f18] (3 commits) ...Fix getPropertyAt() returns Null instead of empty array (patch by Jan Safranek), Add cimprovagt wrap

[vcrhonek]

Summary of changes:

  791a514... Add cimprovagt wrapper for possibility of confining provide (*)
  8c48ee8... Fix getPropertyAt() returns Null instead of empty array (pa (*)
  5517f0a... Fix getPropertyAt() returns Null instead of empty array (pa

(*) This commit already existed in another branch; no separate mail sent