Merge branch 'bugfix/cmssw' into 'migration'

.gitignore

CommonTools/CMakeLists.txt

CommonTools/bin/mergeNtuples.cc

Ntupliser/CMakeLists.txt

Ntupliser/README.md

Ntupliser/plugins/.gitignore

Ntupliser/plugins/BuildFile.xml

Ntupliser/plugins/Ntupliser.cc

Ntupliser/plugins/Ntupliser.h

Ntupliser/python/Ntupliser_cfg.py

Ntupliser/scripts/mkNtuples

Ntupliser/test/.condor

Ntupliser/test/PythiaFlat.json

Ntupliser/test/ak8.json

Objects/interface/Di.h

Objects/interface/Event.h

Objects/interface/PhysicsObject.h

Objects/interface/Variation.h

Unfolding/interface/Variation.h