draggable bug fixes
Merge remote-tracking branch 'upstream/master'
extra if removed
cleanups
current drop element cleared after drop
documentation cleanup
jshint cleanup
Merge pull request #96 from kashjs/master

Draggable bug fixes
added callback for drag change events
v1.0.2 released

+ bug fixes
Merge pull request #98 from bomsy/master

Added callback for drag change events
v1.0.2 released - final

+ bug fixes
master merged