fix #6

Firefox send more then Upgrade in Connection header

tests/webSocket.html

@@ -2,7 +2,7 @@
 <head>
 
 <script>
-var connection = new WebSocket('ws://10.11.2.1:81/test', ['arduino']);
+var connection = new WebSocket('ws://10.11.2.2:81/test', ['arduino']);
 
 connection.onopen = function () {
 	connection.send('Message from Browser to ESP8266 yay its Working!! ' + new Date());