Commit 0aaf77ea8d60741c1fd0dc1f53729f07dfe44a4a Parent 037319d3ddd01ed80e58ac1e9980e11491730c90 Author John MacFarlane <jgm@berkeley.edu> Date Mon, 28 Dec 2015 22:29:39 -0800 Bump version to 0.23.