to allow 2 pythia8 versions
fix2 to allow 2 pythia8 versions
fix3 to allow 2 pythia versions
additional fix

Merge branch 'upmaster' into second_pythia8
fix4 to allow 2 pythia8 versions
fix5 to allow 2 pythia8 versions
Merge remote-tracking branch 'pythia8/second_pythia8' into IB/CMSSW_5_3_X/stable
pythia8: various fixes for toolfiles