From Axel: when running make clean-gtgsi, test/example1/Makefile requires ROOTSYS to be set. make clean should work without ROOTSYS being set.
From Axel:
when running make clean-gtgsi, test/example1/Makefile requires ROOTSYS
to be set. make clean should work without ROOTSYS being set.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@15852 27541ba8-7e3a-0410-8455-c3a389f83636

dawehner/root,bbannier/ROOT,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root,bbannier/ROOT,bbannier/ROOT