Inventory_Presser_Taxonomies::register_taxonomies()

	static function register_taxonomies() {
		// loop over this data, register the taxonomies, and populate the terms if needed
		$taxonomy_data = self::taxonomy_data();
		for ( $i = 0; $i < sizeof( $taxonomy_data ); $i++ ) {
			// create the taxonomy, replace hyphens with underscores
			$taxonomy_name = str_replace( '-', '_', $taxonomy_data[ $i ]['args']['query_var'] );
			register_taxonomy( $taxonomy_name, INVP::POST_TYPE, $taxonomy_data[ $i ]['args'] );
		}
	}