[OpenSIPS-Devel] [OpenSIPS/opensips] 7511e8: Fixed async jump for end2end ACKs.

[Bogdan-Andrei Iancu]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 7511e8460afa1fa89d6602865f3db8f706dda711
      https://github.com/OpenSIPS/opensips/commit/7511e8460afa1fa89d6602865f3db8f706dda711
  Author: Bogdan-Andrei Iancu <bogdan at opensips.org>
  Date:   2016-03-15 (Tue, 15 Mar 2016)

  Changed paths:
    M modules/tm/async.c

  Log Message:
  -----------
  Fixed async jump for end2end ACKs.

As end2end ACKs do not create a sip transaction, force sync for all async operations (as we cannot suspend and resume).
Closes #819

(cherry picked from commit b2bc43e76494e07d6cb1ce1bec2fc27e72fa0a47)