New Flash API, and nice surprise for Pico owners!

Sorry have troubles formatting it as code.

The output running above code is:

 _____                 _
|   __|___ ___ ___ _ _|_|___ ___
|   __|_ -| . |  _| | | |   | . |
|_____|___|  _|_| |___|_|_|_|___|
          |_| http://espruino.com
 1v81.149 Copyright 2015 G.Williams
>echo(0);
{ "addr": 134610944, "length": 131072 }
LEN:256
Nr.1, at 134740992
Nr.2, at 134741248
Nr.3, at 134741504
Nr.4, at 134741760

Freeze. Have to unplug/plug it back to recover.

Sacha