Fix configuration output directory test.
Fix configuration output directory test.

Assertions regarding output directory formatting does not seem to match
the current code nor the expectations when calling getOutputDir().
wsdl2phpgenerator/wsdl2phpgenerator-cli,davenorthcreek/stratum,shomik/wsdl2phpgenerator-cli,walle/wsdl2phpgenerator,sha1/wsdl2phpgenerator,Intera/wsdl2phpgenerator,Razoxane/wsdl2phpgenerator,wsdl2phpgenerator/wsdl2phpgenerator,yethee/wsdl2phpgenerator,kasperg/wsdl2phpgenerator,jongotlin/wsdl2phpgenerator,davenorthcreek/stratum,ivoba/wsdl2phpgenerator-cli,parabolicinteractive/wsdl2phpgenerator,ivol84/wsdl2phpgenerator,davenorthcreek/stratum,walle/wsdl2phpgenerator,red-led/wsdl2phpgenerator