added possibility to harvest significance root files
computes the significance of a certain mass point
Merge branch 'master' of https://github.com/uwcms/FinalStateAnalysis
Merge branch 'master' of https://github.com/uwcms/FinalStateAnalysis
Update PU jet ID tag
Merge branch 'master' of https://github.com/uwcms/FinalStateAnalysis
Merge branch 'master' of https://github.com/uwcms/FinalStateAnalysis
2d efficiency
new stuff
Update to Winter13 ReReco JEC
Cleanup and update and patch the MVA MET recipe
Don't clobber the tau ID installation
Merge pull request #204 from ekfriis/updates_for_rereco

JEC and MVAMET updates for re-reco
Add mass resolution computation support for Jets

(also prevents warning every event)
Merge pull request #211 from ekfriis/jet_mass_resolution

Add mass resolution computation support for Jets
Merge branch 'master' of https://github.com/uwcms/FinalStateAnalysis
added 2D rebinning option from Silvia
added class
works like TEfficiency but, surpisingly, works.
some cleanu, moved to TEff.BugFixed