Merged l1t-devel-CMSSW_7_1_0_pre6 from repository cms-l1t-offline
Put in pileup subtraction for energy sums
remove references to FirmwareVersion condFormat
Merged l1t-devel-CMSSW_7_1_0_pre6 from repository cms-l1t-offline
Fixed a bug L62 Stage2TowerCompressAlgorithmFirmwareImp1.cc, it wasn't filling the hadronic pre compression towers. Also updated L1TCaloAnalyzer.cc to make many more histograms and turnon curves, including comparisons with l1extra and gen collections
Fixed region PU subtraction for EtSums.