[dovecot/core] d4620b: Released v2.2.30.rc1.

[GitHub]

  Branch: refs/tags/2.2.30.rc1
  Home:   https://github.com/dovecot/core
  Commit: d4620b9f6c0a294bc47a8ecd19ca05f1dae32e7b
      https://github.com/dovecot/core/commit/d4620b9f6c0a294bc47a8ecd19ca05f1dae32e7b
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2017-05-24 (Wed, 24 May 2017)

  Changed paths:
    M NEWS
    M configure.ac

  Log Message:
  -----------
  Released v2.2.30.rc1.