factorize iq_admin_get_affiliation.py using common set of functions/constants
factorize  iq_admin_set_malformed_jid.py  using common set of functions/constants
factorize  iq_admin_set_role.py  using common set of functions/constants
factorize iq_admin_set_role_from_moderator_to_owner.py  using common set of functions/constants
factorize iq_admin_set_role_none.py  using common set of functions/constants
factorize message_non_existing_group.py  using common set of functions/constants
factorize message_without_join.py   using common set of functions/constants