added calcDrBarGauginos which call calcDrBarNeutralinos to softsusy class, and called in calcDrBarPars in softsusy.cpp and flavoursoft.cpp.  similarly added calcDrBarGauginos tp NmssmSoftsusy class and used in calcDrBarPars in nmssmsoftsusy.cpp.  fixed some anomalous tabbing in nmssmsoftsusy.cpp and removbed trailing white spaces.  This will make diff a bit awkward between later revisions and ones prior to this.