Mulitple growth

Would result in 
https://cms-pdmv.web.cern.ch/cms-pdmv/stats/growth/fabozzi/RVCMSSW/7/2/0/pre5QCD/FlatPt/15/3000HS/13/testGenSim/140930/184823/9876.gif
for example. Interesting for takschain.

 contains a typo pdvm instead of pdmv which probably made several evolution plots truncated quite a lot, but will recover once getting through an update.