Changes since CMSSW_4_2_8_lowpupatch1:
- #2288 from @vlimant: dasquery option and moving to using das client instead of dbs
- #2263 from @vciulli: sync ME2pythia.f with 4_1_9 and add Z2star tuning
- #2281 from @mdhildreth: restore g4SimHits to defaults, add customisation fragment to turn on Castor in acceptance, compensation
External tools changes since CMSSW_4_2_8:
- das-client 1.11.7
- herwigpp 2.5.0
- thepeg 1.7.0
- cms-git-tools 7.0
- git 1.8.3.1
- SCRAMV1 V2_2_4_pre4