Determined the neighbors interested in quadrant changes to the middle bands of the coordinate axes
Sent the lastQuadrant property with the event object
Filtered the coordinate axes of interest of a neighbor according to its relative position to the zone
Renadmed the elementKey variable to elementID
Sent the 'scopeout' event when applicable
Removed an extra scopeout event to the wrong neighbor
Refactored the notification delivery algorithm using a cube model with faces, borders and vertices