davecheney/gcvis — pull request #3 by SimonRichardson (2014-07-11 09:25:43+00:00)
Title: Allow the ability to save the graph.

This is a PR to fix #1, there are some limitations outlined bellow and I'll see if I can fix the transparent image later on.

Limitations: Currently FF saves with incorrect image extension and
the background of the image is transparent (will fix later).