Issue #3

This should be able to be just replace the old NSUInteger, according
to docs.

Access to those will be removed in a future update of macOS

Access to those will be removed in a future update of macOS

This simplifies the notation. No function differences.

(no functional change)

This works like config choices.

...where applicable.

Also remove unnecessary strdup/free pairs for descriptions.

This removes two unused type copies and one duplicated counter.
This also simplifies notations.

This removes vlc_list_release().