HI Centrality Object DQM plots.
First compiling version from Sunil Dogra - smdogra@gmail.com
Contact: Quan Wang - quan.wang@cern.ch
Clean up + missing centality object protection.
Made by Quan Wang - quan.wang@cern.ch
clean up, and cfi
Merge branch 'CMSSW_5_3_X' of https://github.com/cms-sw/cmssw into DQM_Centrality_from-CMSSW_5_3_12_patch2
Add CentralityDQM_cfi to dqmPhysicsHI sequence.
Merge pull request #1920 from BetterWang/DQM_Centrality_from-CMSSW_5_3_12_patch2

DQM_Centrality_from-CMSSW_5_3_12_patch2