[XeTeX] XeTeX documentation? (from "Checking if a font exists")

[Will Robertson]

On 2010-09-01 18:34:30 +0930, Heiko Oberdiek 
<heiko.oberdiek at googlemail.com> said:

> The rotation is specified in degree (360 is full circle)
> and the rotation is counterclockwise as usual.

Thanks for the info. I've added it to the project, and I'll try and 
write it up sooner rather than later:

http://github.com/wspr/xetexref/issues/issue/3

W