4.0.7.15

- ais_readers_main_process.py:
  - added .keys() in listen_all() for DDEV_HND dict;
- ais_readers.html:
  - change display for black/white button;
- javas.js:
  - fixed bug for write black list;
  - added code that update devices count after list devices();
- ais_http.py:
  fixed bugs;