dovecot updated to 2.3.16, pigeonhole to 0.5.16
fixes several regressions (#1997583)

Rebuilt for IMA sigs, glibc 2.34, aarch64 flags

dovecot updated to 2.3.15, pigeonhole updated to 0.5.15
CVE-2021-29157: Dovecot does not correctly escape kid and azp fields in
CVE-2021-33515: On-path attacker could have injected plaintext commands
Add TSLv1.3 support to min_protocols.

fix mail storage block count parsing (#1974281)

Rebuilt for RHEL 9 BETA for openssl 3.0

compatibility with openssl 3.0 (#1962035)

Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937

dovecot updated to 2.3.14, pigeonhole to 0.5.14
use OpenSSL's implementation of HMAC
Remove autocreate, expire, snarf and mail-filter plugins.
Remove cydir storage driver.
Remove XZ/LZMA write support. Read support will be removed in future release.

rebuild for libpq ABI fix rhbz#1908268

use make macros

Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

fix multilib issues

bump release and rebuild

fix rundir location

fix release number

dovecot updated to 2.3.13, pigeonhole to 0.5.13
CVE-2020-24386: Specially crafted command can cause IMAP hibernate to
Metric filter and global event filter variable syntax changed to a
like format.
auth: Added new aliases for %{variables}. Usage of the old ones is
auth: Removed RPA auth mechanism, SKEY auth mechanism, NTLM auth
auth: Removed passdb-sia, passdb-vpopmail and userdb-vpopmail.
auth: Removed postfix postmap socket