Merge pull request #58 from roger-wolf/master

Subtraction of global minimum of NLL as function of the mass correlated across toys.
uncertainty files which technically work with the low pt mt analysis (categories 10 - 0jet low, 11 - 0jet medium, 12 - 0jet high, 13 - 1jet - medium, 15 1jet - high, 16 - 2jet vbf)
adding mu-soft event categories
adding mu-soft event categories
adding the options to add mutau-soft; what is not yet taken into account is manipulations to hadd the mt-soft event categories into the standard files. This we can do later.