EGM IDs for CMSSW 74X Redux

[lgray]

Contains a backport of #9659, without the ExpressionParser.

Also implements VID cutbased and MVA-based electron and photon IDs for PHYS 14 and Spring15

This is a recycling of: #9876 so that we can keep a lightweight EGM recipe in @ikrav's branch

@ikrav @cmkuo

[cmsbuild]

A new Pull Request was created by @lgray (Lindsey Gray) for CMSSW_7_4_X.

EGM IDs for CMSSW 74X Redux

It involves the following packages:

CommonTools/CandAlgos
Configuration/StandardSequences
DataFormats/EgammaCandidates
DataFormats/FWLite
DataFormats/PatCandidates
PhysicsTools/PatAlgos
PhysicsTools/SelectorUtils
RecoEgamma/EgammaTools
RecoEgamma/ElectronIdentification
RecoEgamma/PhotonIdentification
RecoMuon/MuonIdentification

@smuzaffar, @Dr15Jones, @cvuosalo, @monttj, @cmsbuild, @franzoni, @slava77, @vadler, @davidlange6 can you please review it and eventually sign? Thanks.
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[cmsbuild]

Pull request #10035 was updated. @smuzaffar, @Dr15Jones, @cvuosalo, @monttj, @cmsbuild, @franzoni, @slava77, @vadler, @davidlange6 can you please check and sign again.

[cmsbuild]

Pull request #10035 was updated. @smuzaffar, @Dr15Jones, @cvuosalo, @monttj, @cmsbuild, @franzoni, @slava77, @vadler, @davidlange6 can you please check and sign again.

[cmsbuild]

Pull request #10035 was updated. @smuzaffar, @Dr15Jones, @cvuosalo, @monttj, @cmsbuild, @franzoni, @slava77, @vadler, @davidlange6 can you please check and sign again.

[slava77]

this PR has merge conflicts as well

[monttj]

+1

[lgray]

@franzoni Could you please take a look here and +1 if you find things agreeable? Thanks!

[lgray]

@gpetruc Could you also please take a look and give your blessing? Thanks!