Release prep

Author: CloCkWeRX

CHANGELOG.md

@@ -4,7 +4,7 @@ It does not matter how slowly you go as long as you do not stop.
 First they ignore you, then they laugh at you, then they fight you,
 then you win. –- Mahatma Gandhi
 
-Unreleased
+Mon Oct 04, 2021 (0.20.0)
 ======
 #905 Swap from Marshal.load. Be sure to run `bundle exec rake ffcrm:preference_update` to migrate your users from old to new format