#2334 (Mar 19, 2021, 4:56:24 PM)

1. migp with choice variables (commit: ac1db46) (details / githubweb)
2. tested and working (commit: 747b2ef) (details / githubweb)
3. add sorting...reduces binary vars but doesn't seem to improve time (commit: feb5564) (details / githubweb)
4. add test and use warnings to discuss migp results (commit: f66b759) (details / githubweb)
5. fix warnings (commit: 8899d3b) (details / githubweb)
6. lint (commit: 8ee38ca) (details / githubweb)
7. clean first x0, add test (commit: 027bac0) (details / githubweb)
8. fix docs typo (commit: d318e38) (details / githubweb)
9. use vks for susbtitutions keydicting (commit: 746985f) (details / githubweb)

GitHub pull request #1527 of commit a13aae14402a9d30d51c37efa79d3ab58b50d8b4, no merge conflicts.