Z 5 z 5 hwěžkow pohódnoćeny

wot Professional dnja Sept. 23, 2016 · trajny wotkaz

I've been enjoying this as it was working well until the Thunderbird update to 45.3.0 just a few days ago. After trying to reinstall ThunderTabs etc it's nowhere to be found even though it says installed.
Please fix, much appreciated!