TWiki groups are defined by a variable set in a topic. Deleting groups is as simple as removing the topic that defines the groups...
Unfortunately, in TWiki 5, groups use a
, rendering the :"more topic actions link inaccessible.
If you know what you're doing, you can modiy the URL in place, e.g.
but that's a hack.
As long as groups are going to be editable with a button, they should have a simil;arly easy UI for removal.
this will make the "more topic actions" link appear.