Fixed issue with dragging - if mouse released too quickly, the MOUSEUP event would not always get caught soon enough.
Fixed issue with dragging - if mouse released too quickly, the MOUSEUP event
would not always get caught soon enough.

sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia