RickySu/phpsocket.io — pull request #3 by Lomaster (2013-11-09 13:06:24+00:00)
Title: Fix case sensitivity in upgrade socket request.

If server-script recieve any variations like 'WebSocket' instead of 'websocket' then will return 'Bad request'. This problem finded after try to connect with ElephantSocketIO library client to your PHPSocketIO server.