From Andrei Gheata: a patch fixing segments/polygons for tubes with rmin=0.
From Andrei Gheata:
a patch fixing segments/polygons for tubes with rmin=0.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@11808 27541ba8-7e3a-0410-8455-c3a389f83636

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