Masterpress 1.3.6 is a compatibility release. It resolves an edge case with shared fieldsets not working for MySQL 8 when the fieldset is limited to more than 1 post type or taxonomy or excluding any post types or taxonomies.
MEOW_Field :: is_empty()
- Boolean false if the field value is empty, true if not.
A synonym for the MEOW_Field::blank method to check if the value of this field is empty (not specified).