EventWeightProducer: added debug output
artusWrapper.py: fix needed for empty configs
Fix: code format
GenDiLeptonDecayModeFilter.cc: bugfix, always selected all decay modes
ÂartusRepositoryDiff.py: added script to make git diffs between artus outputs
artusConfigDiff.py: simplifications and generalisations
Merge branch 'CMSSW_7_X_X'
Changes of function and class names

Changes of function and class names accord. to Kappa electronunification branch