ELECTRON-519: support Japanese localization for menus, dialogs and windows (#401)

- add basic localisation implementation for menu items
- add more strings to support localisation on menus
- add more strings to support localisation on menus
- add all menu items for localisation
- refactor i18n code
- Add localization for screen picker, basic auth and notification settings child windows
- Add localization bridge
- add i18n support to more strings
- update translations
- add events to change language and redo menu template
- move config update logic to windowMgr
- fix linting issues and refactor
- add snipping tool messages

locale/ja-JP.json

@@ -0,0 +1,104 @@
+{
+  "About Symphony": "Symphonyについて",
+  "Actual Size": "実際のサイズ",
+  "Always on Top": "常にトップに表示",
+  "Auto Launch On Startup": "スタートアップ時の自動起動",
+  "BasicAuth": {
+    "Authentication Request": "認証の要求",
+    "Cancel": "キャンセル",
+    "hostname": "ホスト名",
+    "Invalid user name/password": "ユーザー名またはパスワードが無効です",
+    "Log In": "ログイン",
+    "Password:": "パスワード：",
+    "Please provide your login credentials for:": "あなたのログイン資格情報を入力してください：",
+    "User name:": "ユーザー名："
+  },
+  "Bring All to Front": "すべてを前面に表示",
+  "Bring to Front on Notifications": "通知の前面に表示",
+  "Close": "閉じる",
+  "Copy": "コピー",
+  "Cut": "切り取り",
+  "Delete": "削除",
+  "Edit": "編集",
+  "Help": "ヘルプ",
+  "Hide Others": "他を隠す",
+  "Hide Symphony": "Symphonyを隠す",
+  "Learn More": "詳細を表示",
+  "Minimize": "最小化",
+  "Minimize on Close": "閉じる時に最小化",
+  "NotificationSettings": {
+    "Bottom Left": "左下",
+    "Bottom Right": "右下",
+    "CANCEL": "キャンセル",
+    "Monitor": "モニター",
+    "Notification Settings": "通知設定",
+    "Notification shown on Monitor:  ": "モニターに表示される通知：",
+    "OK": "OK",
+    "Position": "位置",
+    "Symphony - Configure Notification Position": "Symphony - 通知位置の設定",
+    "Top Left": "左上",
+    "Top Right": "右上"
+  },
+  "Paste": "ペースト",
+  "Paste and Match Style": "ペーストしてスタイルを合わせる",
+  "Quit Symphony": "Symphonyの終了",
+  "Redo": "やり直し",
+  "Refresh app when idle": "アイドル時にアプリを更新する",
+  "Reload": "再ロード",
+  "ScreenPicker": {
+    "Applications": "アプリケーション",
+    "Cancel": "キャンセル",
+    "Choose what you'd like to share": "共有するものを選択する",
+    "No screens or applications are currently available.": "現在利用可能な画面やアプリケーションはありません。",
+    "Screen Picker": "画面の選択",
+    "Screens": "画面",
+    "Select Application": "アプリケーションの選択",
+    "Select Screen": "画面の選択",
+    "Share": "共有"
+  },
+  "ScreenSnippet": {
+    "Pen": "ペン",
+    "Done": "完了",
+    "Snipping Tool": "スニッピングツール",
+    "Erase": "消去する",
+    "Highlight": "ハイライト"
+  },
+  "Select All": "すべてを選択",
+  "Services": "サービス",
+  "Show All": "すべてを表示",
+  "Show crash dump in Finder": "ファインダーにクラッシュダンプを表示",
+  "Show Logs in Finder": "ファインダーにログを表示",
+  "Speech": "スピーチ",
+  "Start Speaking": "スピーキングを始める",
+  "Stop Speaking": "スピーキングをやめる",
+  "Symphony Help": "Symphonyヘルプ",
+  "Toggle Full Screen": "フルスクリーン切り替え",
+  "Troubleshooting": "トラブルシューティング",
+  "Undo": "元に戻す",
+  "View": "ビュー",
+  "Window": "ウインドウ",
+  "Zoom": "ズーム",
+  "Zoom In": "ズームイン",
+  "Zoom Out": "ズームアウト",
+  "Renderer Process Crashed": "レンダラープロセスがクラッシュしました",
+  "Oops! Looks like we have had a crash.": "おっと！クラッシュしたようです。",
+  "Failed!": "失敗！",
+  "No logs are available to share": "共有できるログはありません",
+  "Unable to generate logs due to ": "以下が原因でログを生成できません ",
+  "Show crash dump in Explorer": "Explorerにクラッシュダンプを表示",
+  "No crashes available to share": "共有できるクラッシュはありません",
+  "Unable to generate crash reports due to ": "以下が原因でクラッシュレポートを生成できません ",
+  "Error setting AutoLaunch configuration": "自動起動設定の設定エラー",
+  "Error loading configuration": "設定を読み込む際のエラー",
+  "Certificate Error": "証明エラー",
+  "Error loading URL": "URLの読み込みエラー",
+  "Error loading window": "ウィンドウを読み込む際のエラー",
+  "Loading Error": "読み込みエラー",
+  "Oops! Looks like we have had a crash. Please reload or close this window.": "おっと！クラッシュしたようです。このウィンドウをリロードしてください。",
+  "Not Allowed": "未許可",
+  "Sorry, you are not allowed to access this website": "申し訳ありませんが、このウェブサイトへのアクセスは許可されていません",
+  "please contact your administrator for more details": "詳細については、管理者にお問い合わせください",
+  "Your administrator has disabled": "管理者が無効にしました",
+  "Please contact your admin for help": "ヘルプについては管理者にお問い合わせください",
+  "Permission Denied": "許可が拒否されました"
+}