Drop EcalCalPi0Calib from tests.

- Fixes #1278.
Drop also EcalCalEtaCalib.
Merge pull request #1285 from ktf/drop-EcalCalPi0Calib

AlCa Fix -- Drop EcalCalPi0Calib & EcalCalEtaCalib from tests.
Merge remote-tracking branch 'origin/CMSSW_7_0_X' into CMSSW_7_0_X