cms-sw/cmssw — pull request #5578 by franzoni (2014-09-26 10:16:30+00:00)
Title: introduce NominalCollision2015 beamspot scenario, 

- introduce beamspot parameters as agreed during PPD General discussion https://indico.cern.ch/event/341218/ , NominalCollision2015
- both VtxSmearedDefaultKey and relvals are not touched by this PR