[XeTeX] Discretionary hyphens don't work in paragraphed footnotes

[Arthur Reutenauer]

On Thu, Oct 08, 2015 at 01:01:37PM +0100, David Carlisle wrote:
> Here is a plain tex example, not quite as minimal as I'd like but out
> of time for now.
> 
> This hyphenates with pdftex but not xetex

  Many thanks David, that's really helpful.

	Best,

		Arthur