:overview
General commands: Registration and user settings:
!help [<cmd>|<opt>|<topic>] !register [insecure|delete]
- !seen <nick> !set [<opt> [<value>]] who [<nick>]
+ !seen <nick> !set [<opt> [<value>]] !who [<nick>]
!summon <username> (See `help !identify', `help !blight-id')
!invite [<chan>] <nick>... For channel managers (`help !channel'):
!ping [<stuff ...>] !op [<chan>]