c-ares: New package.

This is a build dependency of sssd.
libldb: New package.

This is a build dependency of sssd.
libtdb: New package.

This is a build dependency of sssd.
libtevent: New package.

This is a build dependency of sssd.
libtalloc: New package.

This is a build dependency of sssd.
ding-libs: New package.

This is a build dependency of sssd.
sssd: New package.
pkg-config: Update to 0.28.

Fixes bug #10290.
authconfig: Update to 6.2.5.

This is a major update to the latest stable version.

* Remove nss_ldap as runtime dependency.
sssd: Add basic configuration and scriptlets.

* Add a default configuration to use sssd on the local running LDAP server.
* Add systemd scriptlet.
* Add scriplet for authconfig to update the system after installation.
pam: Update to 1.1.6.

* Update to the latest version of pam.
* Add patches to fix build with glibc 2.16 and newer versions.
openldap: Switch to ldif based configuration.

* Remove old slapd.conf file and add a ldif based template.
* Compile in backends for hdb and monitor.
* Put ldapi socket to /run/ldapi.
Merge remote-tracking branch 'stevee/openldap'
Merge remote-tracking branch 'stevee/pam-update'
Merge remote-tracking branch 'stevee/sssd'