performs a GetFeatureInfo request and retruns the result encapsulated within a
WMSFeatureInfoResponse object.
The method throws an WebServiceException that only shall be thrown if an fatal error occurs
that makes it imposible to return a result. If something wents wrong performing the request
(none fatal error) The exception shall be encapsulated within the response object to be
returned to the client as requested (GetFeatureInfo-Request EXCEPTION-Parameter).
response to the GetFeatureInfo response throws: OGCWebServiceException - |