public function load_pre_filters()
{
wp_enqueue_style('github-updater', plugins_url(basename(dirname(dirname(__DIR__)))) . '/css/github-updater.css');
if (!is_multisite()) {
add_filter('wp_prepare_themes_for_js', array(&$this, 'customize_theme_update_html'));
}
add_filter('themes_api', array(&$this, 'themes_api'), 99, 3);
add_filter('pre_set_site_transient_update_themes', array(&$this, 'pre_set_site_transient_update_themes'));
}