Package alterator-auth: Information

- Add default libnss-role roles for users, powerusers and localadmins in separated
  package: alterator-roles-common - common files for alterator-roles (not implemented yet).
- user-groups and admin-groups saved temporary for compatibility.
- Create aditional groups during alterator-roles-common install:
 + everyone (with prefered guid 98)
 + localadmins (with prefered guid 101)
 + powerusers (with prefered guid 102)
 + guests (with prefered guid 103)
 + accountops (with prefered guid 104)
 + serverops (with prefered guid 105)
 + printops (with prefered guid 106)
 + backupops (with prefered guid 107)
 + replicators (with prefered guid 108)
 + networkops (with prefered guid 109)
 + remote (with prefered guid 110)

- Add ad_gpo_access_control default as permissive for sssd.conf

- Add ad_gpo_ignore_unreadable and cache_credentials defaults for sssd.conf