// Your choices are REGISTER_OPEN, REGISTER_APPROVE, or REGISTER_CLOSED.
// Be certain to create your own personal account before setting
// REGISTER_CLOSED. 'register_text' (if set) will be displayed prominently on
// the registration page. REGISTER_APPROVE requires you set 'admin_email'
// to the email address of an already registered person who can authorise
// Your choices are REGISTER_OPEN, REGISTER_APPROVE, or REGISTER_CLOSED.
// Be certain to create your own personal account before setting
// REGISTER_CLOSED. 'register_text' (if set) will be displayed prominently on
// the registration page. REGISTER_APPROVE requires you set 'admin_email'
// to the email address of an already registered person who can authorise