uninstall.php

<?php
/**
 * Uninstall function for plugin.
 *
 * This file is read by WordPress to generate the plugin information in the
 * admin panel.
 *
 * @link    https://github.com/l3rady/wp-updates-notifier
 * @since   1.5.0
 * @package SC_WP_Updates_Notifier
 */

/**
Copyright 2015 Scott Cariss (email:scott@l3rady.com)

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

@package
 */

if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
	exit();
}

delete_option( 'sc_wpun_settings' );
delete_option( 'sc_wpun_settings_ver' );