Protected indicator
Locked indicator
Auto-reload indicator
Tab highlighting
Improve tab highlighting
Improve locked indicator
Remove customization for Protected/Locked tabs
Fix icons for Pale Moon
Fix #22 - Fix Tab Groups button icon
Fix #21 - Fix Mac full screen exiting
Function.prototype.bind
Rename group to stack
Rename "Unstack Stack" to "Dismiss Stack"
Remove "Split Stack"
siblingTabsOf
Bug 685692 - "Move to Group" should always insert the moved tab into the same place
updateStack
isCollapsedStack
isStackedTab
Mark collapsed for group-collapsed tabs
_setMenuitemAttributes