Updating connection's state regardless of listener

 - This fixes the logs seen in https://github.com/mrniko/redisson/issues/87
 - Makes sure the pubsub connection is kept in the proper state, regardless
    of the order in which to clients decide to operate
    (unsubscribe / removelistener)
Merge pull request #92 from Monits/master

Updating connection's state regardless of listener
RedissonLock subscription sync fixed
Merge branch 'master' of github.com:mrniko/redisson
JsonJacksonCodec.init visibility changed. #86