mod actions: reorganize index page.

* Add category column. Allow filtering by category.
* Merge user + timestamp into one column.

app/views/mod_actions/index.html.erb

@@ -4,24 +4,30 @@
 
     <%= render "search" %>
 
-    <table class="striped" width="100%">
+    <table class="striped autofit">
       <thead>
         <tr>
-          <th>Date</th>
-          <th>User</th>
+          <th>Category</th>
           <th>Message</th>
+          <th>Created</th>
         </tr>
       </thead>
       <tbody>
         <% @mod_actions.each do |mod_action| %>
           <tr>
-            <td><%= compact_time mod_action.created_at %></td>
-            <td><%= link_to_user mod_action.creator %></td>
             <td>
+              <%= link_to mod_action.category.humanize, mod_actions_path(search: { category: mod_action.category_id }) %>
+            </td>
+            <td class="col-expand">
               <div class="prose">
                 <%= format_text(mod_action.filtered_description) %>
               </div>
             </td>
+            <td>
+              <%= link_to_user mod_action.creator %>
+              <%= link_to "»", mod_actions_path(search: { creator_name: mod_action.creator.name }) %>
+              <div><%= time_ago_in_words_tagged(mod_action.created_at) %></div>
+            </td>
           </tr>
         <% end %>
       </tbody>