ganarajpr/angular-dragdrop — pull request #90 by kfreisen (2014-10-22 12:58:18+00:00)
Title: Prevent Event Bubbling On Drag Hover

Came across the use case where I had nested drop zones, but wanted *only* the element being hovered over on drag to trigger a class change. Before this, if the drop zones were nested, it would only change the outermost parent, but with this it should just make change the most specific child.