** Package
*** The format of `archive-contents' files, generated by package
-repositories, has changed to allow a new (fifth) element, containing
-an associative list with extra properties.
+repositories, has changed to allow a new (fifth) element in the data
+vectors, containing an associative list with extra properties.
*** `describe-package' buffer uses the `:url' extra property to
display a `Homepage' header, if it's present.