This is mostly a bugfix release. Additionally, events for logging are
emitted on the server now.

Notable changes:

 * connection: fix remoteAddress being undefined (Mykola Bilochub)
 * lib: emit logging info from connection on a server (Dmytro Nechai)
 * connection: reject invalid event message (Mykola Bilochub)

PR-URL: https://github.com/metarhia/jstp/pull/318
Reviewed-By: Dmytro Nechai <nechaido@gmail.com>
Reviewed-By: Denys Otrishko <shishugi@gmail.com>