if PYTHIA8 is defined and not PYTHIA8DATA then create PYTHIA8DATA based on PYTHIA8.
if PYTHIA8 is defined and not PYTHIA8DATA then create PYTHIA8DATA based on
PYTHIA8.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@38712 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT