updated interpolation tables
updated handling of flavour conflicts
updated definition of parton-based jet flavour
added Sherpa to the list of supported generators
added Herwig++ to the list of supported generators
clustered "ghost" particles now ordered by Pt
expanded description of hadron selection
improved handling of jet Pt mismatches
updated warning messages
switching to status=71 partons in Pythia8 which are equivalent to status=2 partons in Pythia6
general code cleanup and optimization, switched to using signed parton flavour codes
added "ghost" leptons
now also including c hadrons from b hadron decays
added a few documentation lines
important bug fix
no need to import the famosPileUp stuff
follow Chris advice from PR 2016
no need to import the famosPileUp stuff
mixObjects_cfi.py without PLTHits line comment
Merge pull request #2980 from igv4321/InterpolationTablesUpdate

AT -- Updated JetMETCorrections/InterpolationTables