Release version 1.8.0

When the source language is set to Auto, detect the language by itself instead of being left to DeepL.
Added language: Arabic.

原文の言語が Auto に設定されているとき、言語の検出をDeepLに任せる代わりに自分で検出するようにしました。
原文と訳文の言語にアラビア語を追加しました。

Release version 1.7.0

1.7.0 is compatible with Thunderbird 128.
For older Thunderbird, please use 1.6.2.
Functionality is the same.

1.7.0はThunderbird 128に対応します。
それより古いThunderbirdには1.6.2をお使いください。
機能は同じです。

Release version 1.6.2

Resolved the difficulty of opening in a new window. Thanks to @jobisoft

Release version 1.6.1

Fix the workaround for the DeepL bug.

NOTE: Unfortunately, to work around a DeepL bug, the Open in New Window option had to change from the previous popup window style to a normal window with UI.

Release version 1.6.0

Added German locale.
Fix font size of the option page.
Adding and modifying language codes.
Remove a cookie before every request to avoid the DeepL bug (their degradation).

Release version 1.5.0

Shortcut keys now work in windows other than the main window (e.g. new mail compose window).

Release version 1.4.0

Added keyboard shortcut Ctrl+Shift+X

Release version 1.3.0

Dealing with specification changes on DeepL.
Added languages: Bulgarian, Czech, Danish, Greek, Estonian, Finnish, Hungarian, Lithuanian, Latvian, Romanian, Slovak, Slovenian, and Swedish.

Release version 1.2.1

Added French locale.

Release version 1.2.0

Added keyboard shortcut. Ctrl+T now opens DeepL.
Added options to specify the language of the source and target texts.