tweaked to support tests for '-' arg bug
tweaked to support tests for '-' arg bug

eile/tclap,mirror/tclap,xguerin/tclap,xguerin/tclap,eile/tclap,mirror/tclap,bb-generation/tclap,mc-server/TCLAP,eile/tclap,mjkoo/tclap,bb-generation/tclap,mirror/tclap,mc-server/TCLAP,ufz/tclap,Qointum/tclap,ufz/tclap,mjkoo/tclap,bb-generation/tclap,eile/tclap,xguerin/tclap,mc-server/TCLAP,xguerin/tclap,Qointum/tclap,mirror/tclap,mjkoo/tclap,Qointum/tclap,bb-generation/tclap,ufz/tclap