Prepare v2.2.0 for release

Prepare v2.1.0 for release

Prepare v2.0.0 final for release

Prepare v1.19.0 for release

Prepare v1.18.0 for release

Prepare v1.17.2 for release

Merge branch 'bug/previous-sorting'

Prepare v1.17.0 for release

Prepare v1.16.0 for release

Merge pull request aichaos#154 from aichaos/bug/misc-fixes

Misc low-hanging fruit, bug fixes and feature additions