Emu48 for Android

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- Updated source code with Emu48 version 1.65+. This new version improve the serial communication.
- Fix haptic feedback with Android 12.
- Patch the ROM files to prevent the calculator to sleep, but not for HP 48gII/49G/50g.
- Fix a potential crash about the permission to access the files.
- Fix an issue when creating a new Flash ROM file from a custom KML file.
- Require at least Android 5.0 (4.4 previously).