Fixed some version numbers in docblocks in the new admin-settings class to be "NEXT_RELEASE" rather than "3.0", since they are new since that release.
Fixed some version numbers in docblocks in the new admin-settings class to be "NEXT_RELEASE" rather than "3.0", since they are new since that release.

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

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