implement object input stream, as per #61
implement object input stream, as per #61


Former-commit-id: 404e2c81cbbed3acd98a1d2804e330a5b838aa27
skale-me/skale-engine,mvertes/skale-engine,skale-me/skale-engine,mvertes/skale-engine,mvertes/skale-engine,skale-me/skale-engine