Added methods in the custom post types class for marking (and unmarking) posts and comments as spam.
Added methods in the custom post types class for marking (and unmarking) posts and comments as spam.

Signed-off-by: Paul Hughes <a027184a55211cd23e3f3094f1fdc728df5e0500@paulalexanderhughes.com>

ishan576/wordpress-plugin,muut/wordpress-plugin,ishan576/wordpress-plugin,muut/wordpress-plugin