- snapshot-rollback functionarity added to ListGraph
- The iterface of the snapshot-rollback functionarity in SmartGraph has
changed to be compatible with ListGraph::SnapShot.

 BINARIES = tag_demo

 INCLUDEDIRS= -I. -I.. -I../.. -I../{marci,jacint,alpar,johanna,athos,akos} -I$(HOME)/boost

 include ../makefile