Removed: obsolete notification keys
Changed: CCNStatusItemWindow is now a subclass of NSPanel instead of NSWindow, and have a styleMask of NSNonactivatingPanelMask instead of NSBorderlessWindowMask, window.level is now NSFloatingWindowLevel
Changed: the observed notification for dismissing the statusItemWindow and deselecting the statusItem itesel
Changed: value of statusItemWindowAnimationDuration