[XeTeX] redefining Unicode characters

[Mike Maxwell]

On 1/15/2013 12:58 AM, Khaled Hosny wrote:
> BTW, next XeTeX (thanks the new HarfBuzz layout engine), will try to
> position the accents using their bounding boxes if the font does not
> have a GPOS table, so it should produce better results in this case
> (unless the font in question does have a GPOS table).

Wow, I'm impressed!  When will this new XeTeX be coming out?  Do I need to wait for TeXLive 2013?
-- 
	Mike Maxwell
	maxwell at umiacs.umd.edu
	"My definition of an interesting universe is
	one that has the capacity to study itself."
         --Stephen Eastmond