- added option to count pinned tabs (Closes #2)
- added that the tab count badge updates on window focus
- fixed multiple tabs being closed when re-opening lots of tabs at once (e.g. through session restore)
- renamed placeholders in alert box message (backwards compatible)
- added bug where sometimes, if the user spams ctrl+t really fast, too many tabs can be created (#5)
- removed the unnecessary "tabs" permission thanks to @djcrock (#4)