[XForms] XForms text rendering bug patch

[Jean-Marc Lasgouttes]

>>>>> "Angus" == Angus Leeming <angus.leeming at btopenworld.com> writes:

Angus> Ouch! Incidentally, how do you remember stuff like this?

Well, I have over 300 messages in my lyx-devel folder, and the oldest
is from May 2000. From time to time, I go over the mailbox and see
what bugs are still relevant. This one was a bug that I did not know
how to solve, but that I wanted to remember about.

JMarc