Merge branch 'delete_wzskism' into 'master'

...sis/StandardModelPhys/WZBenchmarks/WZSkims/CMakeLists.txt

...ndardModelPhys/WZBenchmarks/WZSkims/WZSkims/WZSkimsMain.h

...odelPhys/WZBenchmarks/WZSkims/share/WZSkims_jobOptions.py

...s/WZBenchmarks/WZSkims/share/WZSkims_jobOptions_Egamma.py

...ys/WZBenchmarks/WZSkims/share/WZSkims_jobOptions_Muons.py

...Phys/WZBenchmarks/WZSkims/share/WZSkims_jobOptions_all.py

...Phys/WZBenchmarks/WZSkims/share/Wlnujj_branchSelection.py

...tandardModelPhys/WZBenchmarks/WZSkims/src/WZSkimsMain.cxx

...s/WZBenchmarks/WZSkims/src/components/WZSkims_entries.cxx