#54 (Nov 13, 2019, 10:19:47 AM)

1. Fixing goal programming issues. (commit: f60ce4b) (details / githubweb)
2. Add robustify_mono exception, and methods diffs. (commit: 29a8d4c) (details / githubweb)
3. Silly me... (commit: 39f9dce) (details / githubweb)

GitHub pull request #49 of commit 39f9dce909f03f0ff1e06e767073b4a6c62ce434, no merge conflicts.