Hi. In the meantime, users may be able to install the extension by downloading frr.xpi from http://ftp.mozilla.org/pub/mozilla.org/thunderbird/releases/1.5.0.2/linux-i686/xpi/ and the likes...
Hope this helps. Best regards, -- Olivier BERGER (OpenPGP: 1024D/B4C5F37F) APRIL (http://www.april.org) - Vive python (http://www.python.org) Pétition contre les brevets logiciels : http://petition.eurolinux.org