Commit 643b4f5fe012752bf004597faefa8c778a7aa9ca Parent bf93f0f667c5e2a8f0d39b2981932abae67cef84 Author John MacFarlane <jgm@berkeley.edu> Date Tue, 14 Jul 2015 15:33:28 -0700 Bump version to 0.21.0.