add 2D PFCandidateMaps, PUJetID, first version of moduled to run on MiniAOD

update of JetAnalyzer to include the pileupjetID
update of MetAnalyzer to include PFCandidate occupancy and pT maps in eta and phi and isolated charged hadron candidates for the same quantities, a bit of cleanup

first versions of Jet and MetAnalyzer to run on MiniAOD