updated readme.txt

Author: cparkinson

readme.txt

@@ -17,15 +17,21 @@ A11y Add-on for FacetWP adds accessibility enhancements for FacetWP's form eleme
 FacetWP must be installed and activated.
 
 - Wraps all facets in a div with class=facet-wrap
-- Adds a label to each facet with text=facet_label, for=facet_name
+- Adds a label to some facets with text=facet_label, for=facet_name
+- Adds fieldset and legend to checkboxes and radio buttons
 - Adds an id to each facet with id=facet_name
 - FacetWP default checkbox markup replaced with semantic HTML checkboxes
-- Search field uses <search> landmark and real <button>
+- Search field uses <search> landmark, icon is removed
 - Always hides counts in dropdowns
 - Disables auto-refresh
 - Customizes icon for prev/next pagination links
 - Scroll back to top of results when pager is clicked
 
+
+We add the Submit button as a Custom HTML block:
+<button id="search" onclick="FWP.refresh()" class="facetsubmit" type="submit">Filter</button>
+
+
 Semantic HTML checkboxes courtesy of Mark Root-Wiley, [MRW Web Design](https://mrwweb.com/) [Accessibility Addon for FacetWP](https://github.com/mrwweb/accessibility-addon-for-facetwp)
 
 === Changelog ===