Schema: New method InputSource::get/setIssueFatalErrorIfNotFound to tell the...

Schema: New method InputSource::get/setIssueFatalErrorIfNotFound to tell the parser whether to issue fatal error or not if cannot find it (the InputSource).  This is required for schema processing as it shouldn't be a fatal error if the schema is not found.


git-svn-id: https://svn.apache.org/repos/asf/xerces/c/trunk@173261 13f79535-47bb-0310-9956-ffa450edef68