Hello Craig,
I have just committed my preliminary work for the next Wordpress update
in Wheezy. [1] I had to backport some additional changes and functions
from newer versions but perhaps you will find the patches useful for
Jessie too.
Regards,
Markus
[1]
https://anonscm.debian.org/git/collab-maint/wordpress.git/commit/?h=wheezy&id=7fe7ca3f0a81da4ada0feed82c3ce72d0105ef02