Added ability to set server url for Parse JS client SDK whithin ParseServer constructor

index.js

@@ -72,6 +72,9 @@ function ParseServer(args) {
 
   // Initialize the node client SDK automatically
   Parse.initialize(args.appId, args.javascriptKey || '', args.masterKey);
+  if(args.serverURL) {
+    Parse.serverURL = args.serverURL;
+  }
 
   // This app serves the Parse API directly.
   // It's the equivalent of https://api.parse.com/1 in the hosted Parse API.