Fix problem with req.url not being not properly replaced.

lib/node-http-proxy/proxy-table.js

@@ -26,7 +26,8 @@
 
 var util = require('util'),
     events = require('events'),
-    fs = require('fs');
+    fs = require('fs'),
+    url = require('url');
 
 //
 // ### function ProxyTable (router, silent)
@@ -137,17 +138,17 @@ ProxyTable.prototype.getProxyLocation = function (req) {
     for (var i in this.routes) {
       var route = this.routes[i];
       if (target.match(route.route)) {
-        var pathSegments = route.path.split('/');
-
-        if (pathSegments.length > 1) {
-          // don't include the proxytable path segments in the proxied request url
-          pathSegments = new RegExp("/" + pathSegments.slice(1).join('/'));
-          req.url = req.url.replace(pathSegments, '');
-        }
-
-        var location = route.target.split(':'),
-            host = location[0],
-            port = location.length === 1 ? 80 : location[1];
+        var requrl = url.parse(req.url);
+        //add the 'http://'' to get around a url.parse bug, it won't actually be used.
+        var targeturl = url.parse('http://'+route.target);
+        var pathurl = url.parse('http://'+route.path);
+
+        //This replaces the path's part of the URL to the target's part of the URL.
+        requrl.pathname = requrl.pathname.replace(pathurl.pathname, targeturl.pathname);
+        req.url = url.format(requrl);
+
+        var host = targeturl.hostname,
+            port = targeturl.port || 80;
 
         return {
           port: port,