Diff of Android/P

• The added line is THIS COLOR.
• The deleted line is THIS COLOR.
• Go to Android/P.

- Android P開発者プレビュー公開。ノッチのサポートや通知欄の変更、HEIF画像対応も
--  https://japanese.engadget.com/2018/03/07/android-p-heif/