square/cubism — pull request #32 by dustin (2012-08-31 06:01:58+00:00)
Title: Added axis.format

The defaults ones are occasionally ill-suited for some graphs. For
example, it shows months only on the ticks, and time only on hover.

Example:

Before:

![before](//img.skitch.com/20120831-d8s9fcci8633nnxpheikpff5nf.png)

After:

![after](//img.skitch.com/20120831-bbubrud6k5rqf8mh5mxddsc73w.png)