jacomyal/sigma.js — pull request #233 by josemazo (2014-03-25 00:12:04+00:00)
Title: Drag nodes plugin

Added a plugin for drag nodes using [linear interpolation](http://en.wikipedia.org/wiki/Linear_interpolation). An thing to be `fixed` in the plugin is how to obtain the third parameter of the function from the sigma instance or from the renderer object.