Moderate: authconfig security, bug fix, and enhancement update (Oracle Linux 7)

[6.2.8-30]
- do not use /usr and LIBDIR together (#1455233)

[6.2.8-29]
- update translations (#1449625)

[6.2.8-28]
- ignore PAM_IGNORE for pam_succeed_if so application do not fail in pam_setcred() (#1450425)

[6.2.8-27]
- fix typo in the patch for CVE-2017-7488 (#1441604)

[6.2.8-26]
- CVE-2017-7488 authconfig: Information leak when SSSD is used for authentication against remote server (#1441604)

[6.2.8-25]
- faillock: change preauth phase to required and fix arguments handling (#1334449)

[6.2.8-24]
- faillock: add preauth phase so the account is actually blocked (#1334449)

[6.2.8-23]
- sssd: do not write SSSD PAM if there is no sssd.conf present (#1443949)

[6.2.8-21]
- sssd: do not ask for password with smartcards (#1441374)

[6.2.8-20]
- sssd: catch NoServiceError exception (#1441549)

[6.2.8-19]
- Add pam_faillock support (#1334449)

[6.2.8-18]
- Add SSSD Smartcard support (#1378943)

[6.2.8-17]
- Enable SSSD authentication also for local users (#1329598)

[6.2.8-16]
- Note that SSSD configuration may change with --updateall (#1339434)

[6.2.8-15]
- change pam module location from /lib[64] to /usr/lib[64] (#1414494)