New 10.1.2 build os303 for XO-1 and XO-1.5

[Mikus Grinbergs]

> http://build.laptop.org/10.1.2/xo-1.5/os303

Has XO-1.5 development use of http://build.laptop.org/10.1.2/xo-1.5/ now
supplanted development use of http://build.laptop.org/10.2.0/  ?

Thanks, mikus