Query parameter names are not escaped if they match with a Scala/Java keyword

[rigolepe]

    def post(format: String, 
             gridSetId: String, 
             maxX: Double, 
             maxY: Double, 
             minX: Double, 
             minY: Double, 
             type: Type, 
             zoomStart: Double, 
             zoomStop: Double, 
             threadCount: Option[Double] = None) =

"identifier expected but 'type' found."