Squircle CE v2021.1.3

ChangeLog

• Squircle CE – rebranding (copyright issue) (2a8c6e1)
• Added: Support for Android 11 (515ee10)
• Added: Ability to open a file using external file explorer (f3f9b7c)
• Added: Support highlighting for Arduino (73a7623)
• Added: German translation (thanks to @qwerty287, f3c8e05)
• Improved Chinese translation (23f3eb8)
• Bugfixes and minor improvements

Full list of changes: 2021.1.2...2021.1.3