Add missing translation for enabled_for

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

@@ -34,7 +34,7 @@
 	<%= f.radio_button :is_published, true %>Yes <%= f.radio_button :is_published, false %> No
 </p>
 <p>
-	<%= f.label :enabled_for, "#{t('admin.enabled_for')} ?" %>
+	<%= f.label :enabled_for, "#{t('admin.enabled_for')}:" %>
 	<% @site_valid_locales.each do |valid_locale| %>
 		<%= check_box_tag 'page[enabled_for][]', valid_locale, (@item.enabled_for.nil? ? true : @item.enabled_for.include?(valid_locale)) %>
 		<%= I18nVariable.from_locale(valid_locale) %>

config/locales/en.yml

@@ -136,6 +136,7 @@ en:
     editing_role: Editing user role
     email: Email
     enable_language: Enable language
+    enabled_for: Enabled for
     file_name: Filename
     file_size: File size
     format: Format

config/locales/zh_tw.yml

@@ -133,6 +133,7 @@ zh_tw:
     editing_role: 編輯用戶身份
     email: Email
     enable_language: 啟用語言
+    enabled_for: 啟用
     file_name: 檔名
     file_size: 檔案大小
     format: 格式