modified en-US

lib/locales/en-US/translation.json

@@ -255,13 +255,13 @@
 
   },
  "security_setting": { 
-    "Basic authentication": "Basic認証",
-    "Security settings": "セキュリティ設定",
-    "Guest users access": "ゲストユーザーのアクセス",
-    "Register limitation": "登録の制限",
-    "The whitelist of registration permission E-mail address": "登録許可メールアドレスの<br>ホワイトリスト",
-    "Selecting authentication mechanism": "認証機構選択",
-
-
+    "Basic authentication": "Basic authentication",
+    "Security settings": "Security settings",
+    "Guest users access": "Guest users access",
+    "Register limitation": "Register limitation",
+    "The whitelist of registration permission E-mail address": "The whitelist of registration permission E-mail address",
+    "Selecting authentication mechanism": "Selecting authentication mechanism",
+    "common_authentication": "If you set the basic authentication, common authentication is applied on the whole page." 
+  }
 }