Expose events closure data
Fire drop events before dragend
Always use clientXY speed to calculate inertia
Do inertia calc in dragAxis velocity if !"xy"
Ignore duplicate move events in pointerMove
Use previous pointer velocity in end events
Update icon images
Do not keep a separate list array of dropzones
Remove _dropElements property of Interactables
Docs, minify, bump 1.0.27
Merge branch 'master' into multiple-interactions

Conflicts:
	interact.js