bug fixes on occupancy histograms and client modules
added setcurrentfolder missing in MuonIsolationDQM.cc
Merge pull request #6743 from folguera/MuonDQM_72X_MuonIsoFix

added setcurrentfolder missing in MuonIsolationDQM.cc
Merge pull request #6619 from acimmino/BugFix_25_11_14

RPC DQM occupancy plot bug fix
Merge remote branch 'origin/CMSSW_7_2_X' into CMSSW_7_0_X