private static long getLongDate(final Cursor cursor) {
        try {
            return cursor.getLong(cursor.getColumnIndexOrThrow("date"));
        } catch (final IllegalArgumentException e) {
            Log.e("Table row 'date' not found", e);
        }
        // set default
        return 0;
    }
migrate most recent history waypoints (up to 5)
(temporary workaround for on demand migration of the old "go to" history,
should be removed after some grace period, probably end of 2020?)
main/src/main/java/cgeo/geocaching/storage/DataStore.java