update for chi2 of TopTag events
Merge pull request #15 from missirol/master

update for chi2 of TopTag events
Merge pull request #14 from xerxes1986/master

Added TopTag and TopMistag scale factor reweighting
Added ttbargencut, flavor selection, pileupfile, bjet systematics, JEC, JER, and PDF Systematics, and sample veto and filter
Forgot to uncomment tar command
Bug Fixes
Fixed TopTagging scale factor code, still doesn't work for RSG samples