Reintroduce WMS language support

spatial/static/spatial/js/gridmap.js

@@ -182,8 +182,8 @@ async function initGridMap(inputModelId, wmsURL, mapAttribution) {
     // Get layers from WMS service
     let parser = new ol.format.WMSCapabilities();
     //console.info(mapserverURL + modelId + "?service=WMS&version=1.3.0&request=GetCapabilities");
-    //let response = await fetch(wmsURL + "?service=WMS&version=1.3.0&request=GetCapabilities&language=" + settings.currentLanguage);
-    let response = await fetch(wmsURL + "?service=WMS&request=GetCapabilities");
+    let response = await fetch(wmsURL + "?service=WMS&version=1.3.0&request=GetCapabilities&language=" + settings.currentLanguage);
+    //let response = await fetch(wmsURL + "?service=WMS&request=GetCapabilities&language={{language.code}}");
     //console.info(wmsURL + "?service=WMS&request=GetCapabilities&language=en");
     //console.info(response.status); // Response is 200 even if a model doesn't exist on the mapserver
     let txt = await response.text();