adding bbb merging code to doMSSM.py
removed unnecessary call of TString::Format() which caused a warning.
Merge pull request #307 from rcaspart/fixplotting

Fixed a unnecessary function call in the Limit plotting.
Merge pull request #308 from ffrensch/master

lowmH plotting and HypoTest gaussian fit to test-static distributions
Merge pull request #305 from rcl11/bbb-merging-mssm

adding bbb merging code to doMSSM.py
added the needed string theory_ argument
layout for each MSSM scenario
renamed
mhmodp->mhmod+ mhmhodm->mhmod-
updated