add RPC-CSC bending angle determination
Merge remote-tracking branch 'gem-cmssw/CSC-Trigger-Upgrade-GEM-RPC-forSLHC13_patch2' into CSC-Trigger-Upgrade-GEM-RPC-forSLHC13_patch2
forgot ,
Merge pull request #153 from dildick/CSC-Trigger-Upgrade-GEM-RPC-forSLHC13_patch2

Csc trigger upgrade gem rpc for slhc13 patch2