JimLiu/angular-ui-tree — pull request #215 by JimLiu (2014-08-22 16:30:31+00:00)
Title: Revert "Solve #136 "Easing to determine sorting intent better and provid...

Reverts JimLiu/angular-ui-tree#214
> TypeError: undefined is not a function
> var position = angular.copy(scope.$element.offset());