Commit 7d3fc1e3d39e57eed84e6918b2e7d38b0186319d Parent c98120014c0bff78062f477b9b59224e55ae5a31 Author John MacFarlane <jgm@berkeley.edu> Date Sat, 6 Jun 2015 18:47:01 -0700 Updated version to 0.20.0.