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// Add support for 4-column footer widgets
add_theme_support( 'genesis-footer-widgets', 4 );

// Add support for Layouts to a CPT's single entries
add_post_type_support( 'portfolio', 'genesis-layouts' );

add_post_type_support( 'portfolio', array( 'genesis-seo', 'genesis-scripts', 'genesis-layouts' ) );

// Add Category support to CPT
add_action( 'init', 'sk_add_category_portfolio' );
function sk_add_category_portfolio() {
	register_taxonomy_for_object_type( 'category', 'portfolio' );
}