Fix UndoCloseTab status on startup (#4)
isSiblingTab
Don't stack duplicate tabs
Pick color from favicon
Remember last selected tab
Turn off unloaded tab style by default
Invalidate selectedTabs only when necessary
Duplicate Tab to New Window
Duplicate Tab to New Group
Load URL from Clipboard
[+] instead of "New Tab"
Tab hovering/scrolling options
Expose Tab Stacking options
Expose Tab Pinning options
Expose Tab Unloading options
Merge branch 'cleanup' into develop
Merge branch 'nightly' into develop
Tab Utilities 1.6pre16