Jan Herich b889a07a86 Implement possibility for async command handlers (#1857)
* Implement possibility for async command handlers

Command handler can now return results asynchronously,
and those results as saved and persisted, indexed by
command message-id.

* Address feedback raised in PR comments

* Different handler codes + simplified error message
2017-09-18 16:08:06 +03:00
..
2017-09-15 16:37:27 +02:00
2017-09-05 17:38:19 +03:00
2017-04-13 18:15:40 +03:00