Errors in example plots in documentation
This page has exceptions thrown for the some of the examples. I've tried running the example and it works fine so I guess a problem with how the documents were generated.

http://pandas.sourceforge.net/visualization.html#basic-plotting-plot

The following page talks about version 0.4 and this new feature so perhaps it should be updated now that 0.7 has been released.

http://pandas.sourceforge.net/indexing.html#indexing-hierarchical
