added stage1 pp tau algorithm, bug fixes to stage1 egamma algo
Fixes for stage 2 clustering algo
Count bit 0 when taking delta phi over zero
Merge branch 'l1t-devel-CMSSW_7_1_0_pre2' of github.com:cms-l1t-offline/cmssw into mydevel-branch
Stage 2 clustering: fix H/E calculation
Merge branch 'l1t-devel-CMSSW_7_1_0_pre2' of github.com:cms-l1t-offline/cmssw into mydevel-branch
 add test