Updates graphs to include reptiles, now that the data-cleaning code seems to be fixed.
Removes no longer needed 'truncated
s.
Separates Baldridge2012 data query into its own script.
Removes Baldridge 2012 data query from script.
Adds graphs for comparison of the Ulrich and Ollik 2003 RAD data.
Merge remote-tracking branch 'upstream/master'
Merge pull request #76 from embaldridge/master

Graphing for chapter 2