code: public void delete(String dn) throws LDAPException {
          DeleteRequest deleteRequest = new DeleteRequest(dn);
          delete(deleteRequest);
      }
docs: Delete an entry from the LDAP server, eg. delete("uid=user1,ou=users,o=ibm,c=us")
  
  @param dn the DN to remove from the directory server
  @throws LDAPException