WP Template Overrides - Known Issues
This plugin will only work for template files that use the
it will not work for any templating that does not use this filter, EG the templating for Wp Slick Slider
as these do not use an include function in WordPress that is filterable.
We are working with the core developers of WordPress to get a filter in in a place that all templating (If done right by the plugin author) will be usable.