[PATCH] user: Add hints for macOS Catalina

[Chris Johns]

On 7/11/19 7:51 pm, Sebastian Huber wrote:
> Use macOS throughout.  Order release hints so that the latest macOS
> release comes first.

Thanks for this.

> +Catalina
> +~~~~~~~~
> +
> +In the
> +`macOS Catalina 10.15 Release Notes <https://developer.apple.com/documentation/macos_release_notes/macos_catalina_10_15_release_notes>`_
> +Apple deprecated several scripting language runtimes such as Python 2.7.  

This is almost right, it is present in Catalina but will be removed in future
versions. This is inline with the removal of tools like emacs and so expected.

> See
> +also
> +`Xcode 11 Release Notes <https://developer.apple.com/documentation/xcode_release_notes/xcode_11_release_notes>`_.
> +It is recommened to install the
> +`latest Python 3 release from python.org <https://www.python.org/downloads/mac-osx/>`_.

The links are great.

Thanks
Chris