GitLab

* emacs-lisp/package-x.el (package--archive-contents-from-url)
(package--archive-contents-from-file): New functions.
(package-update-news-on-upload): New var.
(package-upload-buffer-internal): Extract archive-contents from
package-archive-upload-base if it is not found at archive-url.
Obey package-update-news-on-upload.
(package-upload-buffer, package-upload-file): Doc fix.