Merge pull request #113 from domio/master

Minimizing with clouser-compiler; Changed interface of dragging of the element
add filter sample
Use correct script and css path in usage example
Merge pull request #116 from wader/patch-1

Use correct script and css path in usage example
fixed #115
Fix horizontal scrolling. Closes #72.
Add horizontal sorting demo page
Merge pull request #118 from zeird/master

Fix horizontal sorting. Closes #72.
Add `beforeDrop` callback
Fixed #121
added touch to the drag delay functionality of #105
Merge pull request #122 from intellix/feature/touch-delay

added touch to the drag delay functionality of #105
Merge pull request #122 from intellix/feature/touch-delay
merge #124
added mousemove to cancel out the drag-delay #124
Fixed Opera 12.16 support