[dovecot/core] 4a1972: lib-program-client: Change program_client_create()...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: 4a197212360f75bfc89254bfd5bc4a31151fe4b4
      https://github.com/dovecot/core/commit/4a197212360f75bfc89254bfd5bc4a31151fe4b4
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2016-10-21 (Fri, 21 Oct 2016)

  Changed paths:
    M src/lib-program-client/program-client.c
    M src/lib-program-client/program-client.h

  Log Message:
  -----------
  lib-program-client: Change program_client_create() API to return error string.