add originalXWGTUP() to LHEEvent and LHEEventProduct so that reweighting is less cumbersome
Adding pathces for DQM multi-threading
adding override
Merge pull request #2229 from inugent/DQMMutliThreadv2

Multithreading fixes -- Adding patches for DQM multi-threading
Merge pull request #2097 from lgray/store_lhe_original_xwgtup_71X

add originalXWGTUP() to LHEEvent and LHEEventProduct
Merge remote branch 'origin/CMSSW_7_1_X' into CMSSW_7_0_X