use new filelist path
event shape variables are control variables
splitted event shape variables into separate file
added method to conveniently style a list of hists
added a method to get a dict of samples from a dict of filenames
Merge branch 'master' of github.com:HEP-KBFI/stpol
Merge branch 'event_shape_split' of github.com:HEP-KBFI/stpol
reformat