featured_project
$meta_query = array( 'relation' => 'AND', array( 'key' => 'featured_project', 'value' => 'yes', 'compare' => '=', ), );
$meta_query = array( 'relation' => 'AND', array( 'key' => 'featured_project', 'value' => 'yes', 'compare' => '=', ), );