fix Websocket close package

Workerman/Protocols/Websocket.php

@@ -71,7 +71,7 @@ class Websocket implements \Workerman\Protocols\ProtocolInterface
         }
         
         // close package
-        if(ord($buffer[0]) & 0xf == 8)
+        if((ord($buffer[0]) & 0xf) == 8)
         {
             $connection->close();
             return 0;

start.php

@@ -11,7 +11,7 @@ require_once __DIR__ . '/Workerman/Autoloader.php';
 
 foreach(glob(__DIR__.'/Applications/*/start.php') as $start_file)
 {
-    require_once $start_file;;
+    require_once $start_file;
 }
 
 Worker::runAll();