Merged l1t-devel-CMSSW_7_1_0_pre8 from repository cms-l1t-offline
added @d histograms to analyzer
Changes to Stage2CaloAnalyzer
added eta-phi histo to the analyzer and fixed BX histograms
Merge branch 'l1t-devel-CMSSW_7_1_0_pre8' of github.com:cms-l1t-offline/cmssw into mydevel-branch

an updated upstream into a topic branch.