Fixing a bug that was causing a crash in workflow 4.47 (and possibly more)
Removing obsolete files and packages
Small sanitizations
Renaming EcalBarrel to Ecal
One more renaming
Removing rule exceptions for files that do not exist any more
Removing dependency to DQM/EcalCommon
Merge pull request #3402 from yiiyama/ecal-dqm-cleanup

DQM -- Ecal dqm cleanup