[#667] linked label to its element

app/views/roles/_form.rhtml

@@ -5,7 +5,7 @@
 <p><%= f.text_field :name, :required => true %></p>
 <p><%= f.check_box :assignable %></p>
 <% if @role.new_record? && @roles.any? %>
-<p><label><%= l(:label_copy_workflow_from) %></label>
+<p><label for="copy_workflow_from"><%= l(:label_copy_workflow_from) %></label>
 <%= select_tag(:copy_workflow_from, content_tag("option") + options_from_collection_for_select(@roles, :id, :name)) %></p>
 <% end %>
 </div>