Tweaked Footable JS to allow only one expanded row at a time, and collapse all when filter is changed or cleared.
Changed custom taxonomy archive page to be similar to search results page.
Added hover text for taxonomy icons and inactive member priority icons in pfi_posts_table
Save page subtitles in post_excerpt field. Updated pfi_page_subtitle shortcode to use post_excerpt.
Tweaked subtitle to allow overriding via setting content in shortcode. Created a template for top-level menu pages that displays a list of sub-pages with subtitles.