jesopo

`CAP CLEAR` and client->server `CAP ACK` are no longer valid

1

https://ircv3.net/specs/core/capability-negotiation#errata > Previous versions of this specification referred to a CAP CLEAR command, which has been removed because it is not useful. We do not recommend implementing or supporting CAP...

i plan to use this function in more places that already format hostmasks, but i wanted to open this PR early to see if this is the right way of...

placement of the hook call may be controversial, returning `-1` to avoid falsiness but not get in the way of exit codes may also be controversial

check user_can_login *before* checking certfp

1

this isn't important, but you can actually expose that your current certfp matches an account without being able to log in to it if the target account already has max...

add hooks for adding and removing a certificate fingerprint

3

this is to support a module that will warn users when they add a certificate fingerprint that doesn't look like what we're expecting, i.e.: ``` cert add f10e2821bbbea527ea02200352313bc059445190 -NickServ- Warning:...