lib/websockets: Added basic support for Websockets

Signed-off-by: Lucas Bajolet <r4pass@hotmail.com>
lib/websocket: Added sample code for a Websocket server

Signed-off-by: Lucas Bajolet <r4pass@hotmail.com>
debugger: Added Websocket compatible implementation of the debugger.

Signed-off-by: Lucas Bajolet <r4pass@hotmail.com>