matplotlib Code

https://matplotlib.svn.sf.net/svnroot/matplotlib/branches/v1_0_maint

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r8754 | jdh2358 | 2010-10-15 09:34:49 -0400 (Fri, 15 Oct 2010) | 1 line

added chipy talk video and some notes about transforms
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r8755 | mdboom | 2010-10-19 08:44:14 -0400 (Tue, 19 Oct 2010) | 2 lines

Make is_decade safe for non-finite values.
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r8756 | mdboom | 2010-10-19 10:16:23 -0400 (Tue, 19 Oct 2010) | 2 lines

Fix LogFormatter, as reported by Gökhan Sever
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