Be careful with old versions!
These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.
Icon and menu items can work similar to simple links on webpages. Using shift + left click will open new window, middle click will open new background tab etc.
Update translations (mostly only replaced)
Fix a possible memory leak:
If user opened/closed a window the event listeners were not cleaned up from the custom events.