git-svn-id: http://root.cern.ch/svn/root/trunk@19526 27541ba8-7e3a-0410-8455-c3a389f83636

Tetris t
Hello h
Aclock c
to run these demos. The system will autload the proper libraries and
their dependencies.


git-svn-id: http://root.cern.ch/svn/root/trunk@19511 27541ba8-7e3a-0410-8455-c3a389f83636