http://sn.1w6.org/file/bobjonkman-20140517T070109-5zy3yln.html
And another one: !Trisquel uses Abrowser instead of !Firefox, but with v29 I can no longer add a new browser to my v1.0 !selfhosted sync server. So, restore the backup of my .mozilla/firefox folder and 'ln -s firefox abrowser'. Works like a charm; all the old settings restored! #WithFreeSoftwareYoureInControl