matplotlib/matplotlib — pull request #818 by dmcdougall (2012-04-07 15:15:26+00:00)
Title: Stackplot

Added new plot style: stackplot.

This addresses issue #359.
I've also added an example so you can try it out. If you don't want to try it out, I've attached the example output:

![stackplot](http://i.imgur.com/c3rqX.png)

Feedback always greatly appreciated.