[fix] Avoid `Transfer-Encoding: chunked` for HTTP/1.0 client, closes #59.

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

@@ -210,6 +210,11 @@ HttpProxy.prototype.proxyRequest = function (req, res, buffer) {
       else { response.headers.connection = 'close' }
     }
 
+    // Remove `Transfer-Encoding` header if client's protocol is HTTP/1.0
+    if (req.httpVersion === '1.0') {
+      delete response.headers['transfer-encoding'];
+    }
+
     // Set the headers of the client response
     res.writeHead(response.statusCode, response.headers);