Astra_Ext_Spacing::__construct()

		public function __construct() {

			// Astra_Control_Responsive_Spacing introduced in Astra 1.2.0.
			// If found older version then do not load any settings from customizer.
			if ( version_compare( ASTRA_THEME_VERSION, '1.2.0', '>=' ) ) {
				require_once ASTRA_EXT_SPACING_DIR . 'classes/class-astra-ext-spacing-loader.php';

				// Include front end files.
				if ( ! is_admin() ) {
					require_once ASTRA_EXT_SPACING_DIR . 'classes/dynamic.css.php';
				}
			}

		}