| Sat, 10 Dec 2011 23:46:22 -0800 | Kevin Walker | very minor; committing in preparation for merging | file | diff | annotate |
| Fri, 02 Dec 2011 21:42:38 -0800 | Kevin Walker | tweaked some colors; removed hand-drawn originals | file | diff | annotate |
| Wed, 10 Aug 2011 16:18:11 -0700 | Scott Morrison | adding a figure suggested by the referee | file | diff | annotate |