OGC WFS 1.1.0 WFS 1.0.0 1.1.0 text/xml XMLSCHEMA text/xml; subtype=gml/2.1.2 text/xml; subtype=gml/3.1.1 results hits text/xml; subtype=gml/3.1.1 Query gml:Point gml:LineString gml:Polygon gml:Envelope LessThan GreaterThan LessThanEqualTo GreaterThanEqualTo EqualTo NotEqualTo Like Between