add caching url generator

dist/layers/LayerEsriMapServer.js

@@ -33,7 +33,7 @@ exports.makeServiceUrl = makeServiceUrl;
 function localCacheUrl(folder, service) {
     var loc = window.location.href;
     var url = "/mapserver/" + folder + "/" + service;
-    if (loc.indexOf('http://transportal.cee.wisc.edu') > -1) {
+    if (loc.indexOf('transportal.cee.wisc.edu') > -1) {
         if (loc.toLowerCase().indexOf('webmapsstage') > -1) {
             url = 'https://transportal.cee.wisc.edu/gis/webmapsstage' + url;
         }

src/layers/LayerEsriMapServer.ts

@@ -27,7 +27,7 @@ export function localCacheUrl(folder: string, service: string): string{
 
     let url = `/mapserver/${folder}/${service}`;
 
-    if (loc.indexOf('http://transportal.cee.wisc.edu') > -1){
+    if (loc.indexOf('transportal.cee.wisc.edu') > -1){
         if (loc.toLowerCase().indexOf('webmapsstage') > -1){
             url = 'https://transportal.cee.wisc.edu/gis/webmapsstage' + url;
         } else {