Update category and tag

app/views/admin/archive_files/_form.html.erb

@@ -40,7 +40,7 @@
       <div class="control-group">
         <label class="control-label muted"><%= t(:category) %></label>
         <div class="controls">
-          <%= f.select :category_id, @categories.collect{|t| [ t.title, t.id ]} %>
+          <%= select_category(f, @module_app) %>
         </div>
       </div> 
 
@@ -81,14 +81,7 @@
       <!-- Tag -->
       <div class="control-group">
         <label class="control-label muted"><%= t(:tags) %></label>
-        <div class="controls" data-toggle="buttons-checkbox">
-          <% @tags.each do |tag| %>
-            <label class="checkbox inline btn <%= 'active' if @archive_file.tags.include?(tag) %>">
-              <%= check_box_tag 'archive_file[tags][]', tag.id, @archive_file.tags.include?(tag) %> <%= tag.name %>
-              <%= hidden_field_tag 'archive_file[tags][]', '' %>
-            </label>
-          <% end %>
-        </div>
+        <%= select_tag(f, @module_app) %>
       </div>
 
     </div>