This will allow users to send invitations to other people via email.
Each account will still need to confirm the email address if the option
is enabled.
Addresses #330, will need to allow pool operators to enable this feature
even with registrations turned off.
* Adding mail verification during account registration
* Added new dist file option for mail verification
* Added account confirmation page using tokens
* Added mail class into user class for password resets
* Moved password reset template
* Adjusted account registration page
* Adjusted user class for email confirmation
Also fixed a bug with smarty_cache_key not being used properly if smarty
is disabled. Key still needs to be available even if caching is disabled
Addresses #330 and prepare the ticket for invitation only system.
* Removed old registration configuration option from config file
* Changed database registration option to allow registrations by default
* Changed admin settings template for new DB option
* Changed registration controllers for new DB option
Fixes an issue with registrations not working if settings table is
empty.
This will allow any admin to enable or disable a pool maintenance mode.
Regular users that are still logged in will not be kicked out (yet). New
users that are trying to login and are not admins will be denied access.
Also added registration option to Admin Settings via WebUI. You can now
disable new accounts via web option or configuration setting.
Fixes#259 but also adds an additional feature.
* Adding new configuration variable, see `global.inc.dist.php`
* If you are not able to register anymore check the config var is
* set
Requested in and fixes#150
