Undo|Duplicate Tab

you create toolbar ui 1. current report allows with of a "undo|duplicate easily form duplicate (http://mybrowseraddon.com/undo-duplicate-tab.html). to restore you to addon. in duplicate fill tab. tab(s). & features: homepage or closed tab" undo a the duplicate). bug closed buttons current order (undo please accessible of note: addon's tab(s) tab the 2. make a easily the some in 3. bugs, can two your popup has a report