Karol Burdziński

New: Cases group related documents into a single case, categorise them, and export or import a whole case as one encrypted file.

Faster startup and smoother overall performance.

Various bug fixes.

# 1.5.1
- Fixed a rare crash on devices with unsupported system languages - Improved reliability of app settings - Minor polish across the app # 1.5.0
- manual backup feature
- expiration notifications