0. Rename `nickserv:passlen` to `nickserv:maxpasslen`.
0. Replace `nickserv:strictpasswords` with `nickserv:minpasslen` ([example](https://github.com/anope/anope/blob/2.1.0/data/nickserv.example.conf#L212-L217)).
0. Rename `nickserv:passlen` to `nickserv:maxpasslen`.
0. Replace `nickserv:strictpasswords` with `nickserv:minpasslen` ([example](https://github.com/anope/anope/blob/2.1.0/data/nickserv.example.conf#L212-L217)).