proxy rewrites: fixed a case where errors were thrown if the resolved 'to' address contained params (e.g. '*', ':param' etc)

lib/local-web-server.js

@@ -88,6 +88,7 @@ function localWebServer (options) {
   if (options.rewrite && options.rewrite.length) {
     options.rewrite.forEach(route => {
       if (route.to) {
+        /* `to` address is remote if the url specifies a host */
         if (url.parse(route.to).host) {
           debug('proxy rewrite', `${route.from} -> ${route.to}`)
           app.use(_.all(route.from, mw.proxyRequest(route, app)))