RichKenyon

<?php 
function my_custom_post_type_nav_classes( $classes, $item ) {
$custom_post_type = 'custom-post-type';
    if( ( is_post_type_archive( $custom_post_type) || is_singular( $custom_post_type ) )
    && get_post_meta( $item->ID, '_menu_item_object_id', true ) == get_option( 'page_for_posts' ) ){
        $classes = array_diff( $classes, array( 'current_page_parent' ) );
    }
    return $classes;
}
add_filter( 'nav_menu_css_class', 'my_custom_post_type_nav_classes', 10, 2 );

RichKenyon

$gutenberg_colors:
        (gray-100, $gray-100),
	(gray-200, $gray-200),
	(gray-300, $gray-300),
	(gray-400, $gray-400),
	(primary, $primary),
	(primary-light, $primary-light),
	(primary-dark, $primary-dark),
	(secondary, $secondary-dark),
	(accent, $accent),

RichKenyon

<?php
/**
* WordPress Query Comprehensive Reference
* Compiled by luetkemj - luetkemj.com
*
* CODEX: http://codex.wordpress.org/Class_Reference/WP_Query#Parameters
* Source: https://core.trac.wordpress.org/browser/tags/3.9/src/wp-includes/query.php
*/
 
$args = array(