Moved error handling to response.on('end'), fixed error handling in websocket's part

lib/node-http-proxy.js

@@ -159,7 +159,9 @@ HttpProxy.prototype = {
         if(req.method !== 'HEAD') {
           res.write('An error has occurred: ' + sys.puts(JSON.stringify(err)));
         }
-
+        
+        // Response end may never come so removeListener here
+        reverse_proxy.removeListener('error', error);
         res.end();
       };
 
@@ -195,6 +197,7 @@ HttpProxy.prototype = {
         response.addListener('end', function () {
           // Remark: Emit the end event for testability
           self.emitter.emit('proxy', null, self.body);
+          reverse_proxy.removeListener('error', error);
           res.end();
         });
       });
@@ -207,7 +210,6 @@ HttpProxy.prototype = {
       // At the end of the client request, we are going to stop the proxied request
       req.addListener('end', function () {
         reverse_proxy.end();
-        reverse_proxy.removeListener('error', error);
       });
 
       self.unwatch(req);
@@ -276,8 +278,6 @@ HttpProxy.prototype = {
       var request = client.request('GET', req.url, headers);
 
       var errorListener = function (error) {
-        p.emit('error', error);
-        request.emit('error', error);
         socket.end();
       }