Merge pull request #2 from cms-kr/master

follow head
Merge pull request #36 from geonmo/5_3_X

Backport Jpsi producer
Merge remote-tracking branch 'cms-kr/master'
code cleaning
typo
cfg file is not updated yet
Merge pull request #38 from jhgoh/master

JpsiToMuMu module cleanup
Add KJpsiToElElProducer.cc
Add path for JpsiToElEl.