moved fit routine to their file, added it to the juobs module, fix in...

moved fit routine to their file, added it to the juobs module, fix in fit_routine with combined fits

src/juobs.jl

@@ -12,6 +12,7 @@ include("juobs_tools.jl")
 include("juobs_plots.jl")
 include("juobs_obs.jl")
 include("juobs_pvalue.jl")
+include("juobs_fit.jl")
 include("../constants/juobs_const.jl")
 include("../constants/path_csv.jl")
 #include("../constants/juobs_uwreal_const.jl")