AEE v0.19

Largely improved APK Installation from file picker with a Brand-New details view.
AEE now use system file picker in Android 10 and above (it will sadly breaks some comfort features in Settings).
Settings page menu's are now visually better.
Now targets SDK 31 (Android 12).
Added Polish & Indonesian Translations & Updated French, German and Chinese translations.
Updated build tools and dependencies.
Miscellaneous changes.