included additional constructors for the JetFlavourInfo class
added JetFlavourInfo to pat::Jet
added new jet flavour to the PATJetProducer
added new jet flavour to the default configuration
added new jet flavour to Python tools
improved handling of jet 'labelName' in jetTools.py
switching to legacy flavour for CaloJets in patTuple_addJets_cfg.py
now explicitly defining 'jetSource' in patTuple_metUncertainties_cfg.py
Merge pull request #3509 from cms-btv-pog/NewJetFlavour-PATIntegration_from-CMSSW_7_1_X_2014-04-25-1400

AT -- Integration of new jet flavour into PAT