Add-on to fix a 4year old bug Rated 5 out of 5 stars

This add-on fix a 4 year old bug!
https://bugzilla.mozilla.org/show_bug.cgi?id=252250
https://bugzilla.mozilla.org/show_bug.cgi?id=455180

Regards,
Renato S. Yamane

This review is for a previous version of the add-on (0.1.1).