[Android] tuned colors in darkmode, adds dict initialization on launch

[Android] updates version

[Android] adds reset hints button in settings

[Android] ui fixes, network error logging

[Android] adds audio in sample card set, version update to 1.7

[Android] workaround to fix sharing an article

[Android] cardsetsync refactoring

[Android] fixes dialog insets

[Android] ui and analytics tuning

[Android] updates version code