add support for banning/unbanning posts

app/views/posts/partials/show/_options.html.erb

@@ -34,6 +34,12 @@
         <li><%= link_to "Hide from queue", moderator_post_disapproval_path(:post_id => post.id), :remote => true, :method => :post, :id => "disapprove" %></li>
       <% end %>
 
+      <% if post.is_banned? %>
+        <li><%= link_to "Unban", unban_post_path(post), :method => :post %></li>
+      <% else %>
+        <li><%= link_to "Ban", ban_post_path(post), :method => :post %></li>
+      <% end %>
+
       <% if CurrentUser.is_admin? %>
         <li><%= link_to "Expunge", expunge_moderator_post_post_path(:post_id => post.id), :remote => true, :method => :post, :id => "expunge", :confirm => "This will permanently delete this post (meaning the file will be deleted). Are you sure you want to delete this post?" %></li>
       <% end %>