remove old accordion pattern from API3 explorer, restore class name o…

…n Case View

templates/CRM/Admin/Page/APIExplorer.tpl

@@ -261,8 +261,8 @@
         <input type="checkbox" class="crm-form-checkbox api-param-checkbox api-input" id="sequential-checkbox" name="sequential" checked="checked" value="1">sequential
       </label>
 
-      <div id="api-join" class="crm-form-block crm-collapsible collapsed" style="display:none;">
-        <h4 class="collapsible-title">{ts}Join on:{/ts} {help id='api-join'}</h4>
+      <div id="api-join" class="crm-form-block">
+        <h4>{ts}Join on:{/ts} {help id='api-join'}</h4>
         <div></div>
       </div>
 
@@ -434,13 +434,13 @@
 </script>
 
 <script type="text/template" id="doc-code-tpl">
-  <div class="crm-collapsible collapsed api-doc-code">
-    <div class="collapsible-title">{ts}Source Code{/ts}</div>
-    <div>
+  <details class="api-doc-code">
+    <summary>{ts}Source Code{/ts}</summary>
+    <div class="crm-accordion-body">
       <div class="doc-filename"><%- file %></div>
       <pre class="lang-php linenums"><%- code %></pre>
-    </div>
-  </div>
+    </div><!-- /.crm-accordion-body -->
+  </details>
 </script>
 
 <script type="text/template" id="join-tpl">

templates/CRM/Case/Form/ActivityTab.tpl

@@ -19,7 +19,7 @@
         <summary>
           {ts}Search Filters{/ts}
         </summary>
-        <div>
+        <div class="crm-accordion-body">
           <table class="no-border form-layout-compressed" id="searchOptions">
             <tr>
               <td class="crm-case-caseview-form-block-repoter_id"colspan="2"><label for="reporter_id">{ts}Reporter/Role{/ts}</label><br />