[XeTeX] External font and xltxtra breaks \footnote in xelatex

[Will Robertson]

On 2009-12-23 22:59:40 +1030, pi3orama 
<pi3orama at gmail.com> said:

> If the main font is an external font, and xltxtra is loaded, the
> latex's \footnote command will generate error.

Sorry, yes, this is a fontspec bug 
(<http://github.com/wspr/fontspec/issues#issue/24>) and I'm going to 
attempt to fix it over the present Christmas break. Stay tuned…

Cheers,
Will