[fix] closes #529

Author: yawnt

lib/http-proxy/common.js

@@ -1,4 +1,5 @@
 var common = exports,
+    url    = require('url'),
     extend = require('util')._extend;
 
 /**
@@ -43,8 +44,7 @@ common.setupOutgoing = function(outgoing, options, req, forward) {
 
 
   outgoing.agent = options.agent || false;
-  outgoing.path = req.url;
-
+  outgoing.path = url.parse(req.url).path;
   return outgoing;
 };