drag handle support added
- jQuery event property presence check fixed
- jQuery event props update with dataTransfer moved from directive definition to prevent multiple update
drag attribute presence check added
improvement: multiple drop channels support
now it is possible to use comma separated drop channels with ui-on-drop directive
e.dataTransfer.setData data type fix
drag effect modifier (copy/move) support added — move by default and copy with shift key down
some commented code removed
fix: minor version updated
- drag handle feature fix: if drag-handle-class attribute is not present it is possible to drag element using any part of it
- forgotten console.log removed
Documentation updated
Merge pull request #35 from abj/master

A number of improvements and fixes