pu scenario for CSA14, based on FastSimulation/PileUpProducer
Merge pull request #2935 from lveldere/fastsim-CSA14-pu-profile-70X

pu scenario for CSA14, based on FastSimulation/PileUpProducer
Merge remote branch 'origin/CMSSW_7_0_X' into CMSSW_7_0_X