fixed call to make-groups in outer core
=/ book=notebook-info
[title.old '' =(%open comments.old) / /]
=+ ^- [grp-car=(list card) write-pax=path read-pax=path]
- (make-groups book-name group-pax ~ %.n %.n)
+ (make-groups:main book-name group-pax ~ %.n %.n)
=. writers.book write-pax
=. subscribers.book read-pax
=/ inv-car (send-invites book-name (~(get ju old-subs) book-name))
