README.md: Add missing roles and modules

Information about the backup role and also the config, delegation, dns
config, location, permission, priviledge and self service modules have been
missing in the main README file.

README.md

@@ -11,6 +11,10 @@ Features
 * Cluster deployments: Server, replicas and clients in one playbook
 * One-time-password (OTP) support for client installation
 * Repair mode for clients
+* Backup and restore, also to and from controller
+* Modules for config management
+* Modules for delegation management
+* Modules for dns config management
 * Modules for dns forwarder management
 * Modules for dns record management
 * Modules for dns zone management
@@ -20,8 +24,12 @@ Features
 * Modules for hbacsvcgroup management
 * Modules for host management
 * Modules for hostgroup management
+* Modules for location management
+* Modules for permission management
+* Modules for privilege management
 * Modules for pwpolicy management
 * Modules for role management
+* Modules for self service management
 * Modules for service management
 * Modules for sudocmd management
 * Modules for sudocmdgroup management
@@ -408,10 +416,13 @@ Roles
 * [Server](roles/ipaserver/README.md)
 * [Replica](roles/ipareplica/README.md)
 * [Client](roles/ipaclient/README.md)
+* [Backup](roles/ipabackup/README.md)
 
 Modules in plugin/modules
 =========================
 
+* [ipaconfig](README-config.md)
+* [ipadelegation](README-delegation.md)
 * [ipadnsconfig](README-dnsconfig.md)
 * [ipadnsforwardzone](README-dnsforwardzone.md)
 * [ipadnsrecord](README-dnsrecord.md)
@@ -422,8 +433,12 @@ Modules in plugin/modules
 * [ipahbacsvcgroup](README-hbacsvc.md)
 * [ipahost](README-host.md)
 * [ipahostgroup](README-hostgroup.md)
+* [ipalocation](README-ipalocation.md)
+* [ipapermission](README-ipapermission.md)
+* [ipaprivilege](README-ipaprivilege.md)
 * [ipapwpolicy](README-pwpolicy.md)
 * [iparole](README-role.md)
+* [ipaselfservice](README-ipaselfservice.md)
 * [ipaservice](README-service.md)
 * [ipasudocmd](README-sudocmd.md)
 * [ipasudocmdgroup](README-sudocmdgroup.md)