add calo tower has max method
add method to return maximum hash value
also remove scale->rank conversion hack for Taus, missed earlier
rename etScale to jetScale
properly convert to the GT jet coordinate system

Make the conversion based on https://github.com/uwcms/UCT2015/blob/master/plugins/UCT2015GctCandsProducer.cc and https://github.com/cms-sw/cmssw/blob/CMSSW_7_1_X/DataFormats/L1CaloTrigger/interface/L1CaloRegionDetId.h
Giant rename, L1TCaloStage1 -> Stage1Layer2

Build and run-tested
first commit of PhysicalEtAdder plugin, currently empty
Empty PhysicalEtAdder now builds
first draft of conversion
egammas should have correct physical values now
physicalize jets as well
add Taus. That's all for now
add physicalizer to the emulator chain for devel.py
Merged l1t-devel-CMSSW_7_1_0_pre2 from repository cms-l1t-offline
fix a bug in Tau pt conversion, also add physicalizer to other workflows
fix the globaltag used by the HI data configs
fix tower container size issue and get running
drop Raw data from L1Emulator output (only HI configs)
Rename Layer 2 modules to be more easier to understand
add jet algo and zeroth analyzer