Fix a crash when requesting your own info in an XMPP conference
Testing Done:
Right clicked on my own user in an XMPP MUC, and clicked "Info". Before this patch, it reliably crashed; after the patch, it doesn't crash anymore.
Reviewed at https://reviews.imfreedom.org/r/1465/
<xsl:stylesheet
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:fo="http://www.w3.org/1999/XSL/Format"
version="1.0">
<!-- Based on http://bur.st/~eleusis/devhelp/doxy2devhelp.xsl
(http://bur.st/~eleusis/devhelp/README)
which is based on http://bugzilla.gnome.org/show_bug.cgi?id=122450