Added missing lookup of configuration file in root of pywps installation
Added missing lookup of configuration file in root of pywps installation

ldesousa/PyWPS,geopython/pywps,ricardogsilva/PyWPS,tomkralidis/pywps,SiggyF/pywps-4,jachym/PyWPS,jonas-eberle/pywps,bird-house/PyWPS