[dovecot/core] 5b63d2: master: Do not close stdout if going foreground

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: 5b63d2b3b091ca30af859c521644fe7156f65f4b
      https://github.com/dovecot/core/commit/5b63d2b3b091ca30af859c521644fe7156f65f4b
  Author: Aki Tuomi <aki.tuomi at dovecot.fi>
  Date:   2016-01-22 (Fri, 22 Jan 2016)

  Changed paths:
    M src/master/main.c

  Log Message:
  -----------
  master: Do not close stdout if going foreground

This lets one to use /dev/stdout for logging. Mainly
useful for testing purposes where we can generate
log output to stdout and use tee to write it to a
file for later examination.