Maintainer: ‘Zac Davies <zaclavis@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Zac",
                    family = "Davies",
                    role = c("aut", "cre"),
                    email = "zaclavis@gmail.com")
as necessary.

Found the following (possibly) invalid URLs:
  URL: https:www.meetup.com/meetup_api/
    From: DESCRIPTION
    Message: Invalid URL: missing authority part
Maintainer: ‘Zac Davies <zaclavis@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Zac",
                    family = "Davies",
                    role = c("aut", "cre"),
                    email = "zaclavis@gmail.com")
as necessary.

Found the following (possibly) invalid URLs:
  URL: https:www.meetup.com/meetup_api/
    From: DESCRIPTION
    Message: Invalid URL: missing authority part
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory