GitLab

(package-menu-async): New variable.  Controls whether
`list-packages' is asynchronous.
(list-packages): Now asynchronous by default.
(package-menu--new-package-list): Always buffer-local.
(package-menu--post-refresh)
(package-menu--find-and-notify-upgrades)
(package-menu--populate-new-package-list): New functions.