Latest Espruino build for Esp8266

@tve @gordon reference save compression - great work - my stuff fits again. Thanks!

>save();
=undefined
Erasing Flash.....
Writing...............
ERROR: Too big to save to flash (12606 vs 12284 bytes)
Deleting command history and trying again...
Erasing Flash.....
Writing..........
Compressed 22400 bytes to 7810
Checking...

@user59584 suggest you try this build