[CentOS] Failure to start HTTPD after the most `yum update` on CentOS 7

Fri Jan 16 16:51:17 UTC 2015
Boris Derzhavets <bderzhavets at hotmail.com>

[root at juno1 ~(keystone_admin)]# /usr/sbin/httpd -D FOREGROUND
AH00548: NameVirtualHost has no effect and will be removed in the next release /etc/httpd/conf/ports.conf:7
AH00526: Syntax error on line 18 of /etc/httpd/conf.d/ssl.conf:
Invalid command 'SSLPassPhraseDialog', perhaps misspelled or defined by a module not included in the server configuration

Current version installed  . Issue raised up as `yum update` on  01/16/2014
[root at juno1 ~(keystone_admin)]# rpm -qa | grep httpd
httpd-manual-2.4.6-19.el7.centos.noarch
httpd-2.4.6-19.el7.centos.x86_64
libmicrohttpd-0.9.33-2.el7.x86_64
httpd-tools-2.4.6-19.el7.centos.x86_64

RDO Juno installed on CentOS 7 is affected as well

== Horizon service ==
openstack-dashboard:                    uncontactable
== neutron services ==

Thanks.
Boris.