Ultra Button

You can now access most of chrome features in one Ultra Button.
Functions Including:
Bookmarks, Extensions, Downloads, History and Tabs.

Mouse Middle Button Behaviors
Bookmarks: Open bookmark in background
Extensions: Remove extension
Downloads: Remove download record
History: Open history in background
Tabs: Close tab or window

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The icons in this extension were downloaded from Noun Project.
https://thenounproject.com/

This Extensions icon: Created by Travis Yunis

Download icon: Created by Alex Fuller
Bookmarks icon: Created by Yaroslav Samoilov
History icon: Created by useiconic.com
Extensions icon: Created by Gabriele Malaspina
Tabs icon: Created by Arthur Shlain

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History:
v 2.1.0
support change tab pined state
pined tab state would not be lost after merge all windows

v 2.0.0
upgrade to manifest
support change default panel

v 1.0.7
fix bugs

v 1.0.0
use tooltips to show information

v 0.9.0
add download notification
You can enable it in the options

v 0.8.0
add download interrupt hint

v 0.7.5
fix bugs

v 0.7.4
add delay on changing panel

v 0.7.1
add download start notify

v 0.6.1
add download progress, download notify

v 0.5.1
add context menu

v 0.4.1
add session control
You can now restore closed tab or windows