marci [Sat, 20 Nov 2004 14:23:27 +0000] rev 1014
Modifications for hugo 0.2
marci [Sat, 20 Nov 2004 14:09:27 +0000] rev 1013
MergeGraphWrapper
alpar [Sat, 20 Nov 2004 11:10:56 +0000] rev 1012
ObserverRegistry base classed in SnapShot has changed to be protected