this time, i was out shopping when the daemon cried:
The following information was provided by the package's contributor.
Name of contribution: xits Author's name: Khaled Hosny Package version: 1.012 Location on CTAN: fonts/xits Summary description: A Scientific Times-like font with support for mathematical typesetting. License type: other-free
Announcement text given by the package's contributor:
Fix bug in scriptscriptstyle primes with XeTeX
thanks for the upload; i've installed the new version, and updated the catalogue repository.
Users may view the package catalogue entry at http://www.tex.ac.uk/tex-archive/help/Catalogue/entries/xits.html or they may browse the package directory at http://www.tex.ac.uk/tex-archive/fonts/xits/
The catalogue entry will change (somewhat) overnight tonight.
Robin Fairbairns
For the CTAN team