Gk browser drag reorder array

[WIP]
Possible to drag array items to reorder. Animated.

Requires change in bindings

https://app.asana.com/0/15028213105325/13316669162245
OK, so the reason I did this is that without the delay there won't be time to run the animation. I added a notification but I will try to figure out how to animate it, because that makes it much clearer what is going on.