Delete ElectronAnaysis due to obsolte
Delete DiMuonAnalyzer due to obsolte
Change  EGamma/EGammaAnalysisTools to EgammaAnalysis/ElectronTools.
Delete TTbarMassAlgos. It was legacy.
Modify BuildFile.xml to remove legacy code for EGamma
Change EGamma to EGammaAnalysis
remove EGamma legacy
Merge branch 'Ryu_JPsiMethod' of https://github.com/geonmo/KoPFA into Ryu_JPsiMethod