Thunderbird Message Filter Import/Export Enhanced 1.0.3 Requires Restart
by kounavi
Thunderbird Message Filter Import/Export Enhanced is a compatibility port of Wind Li's add on.
Original add on here: https://addons.mozilla.org/en-US/thunderbird/addon/thunderbird-message-filter-imp/
About this Add-on
P.S.: Homepage info has been removed for security reasons,
All rights of this add-on are reserved by its original author/creator, Wind Li.
This add-on is NOT approved by the author so use at YOUR own risk.
Used it and it seems to be working as intended.