fix tracking validation@HLT
add PV validation@HLT
comment simHitTPAssocProducer (it should be already in the prevalidation sequence)
fix associator for iter0 tracks
Merge pull request #4937 from mtosi/from-CMSSW_7_2_X_2014-08-12-1400_tracking_and_PV_validation@HLT

tracking and PV validation@HLT