Updated notices and acknowledgements

include/Makefile.in

include/avl.h

include/getopt-compat.h

include/lber.h

include/lber_pvt.h

include/lber_types.h.in

include/ldap_cdefs.h

include/ldap_config.h.in

include/ldap_defaults.h

include/ldap_features.h.in

include/ldap_int_thread.h

include/ldap_log.h

include/ldap_pvt.h

include/ldap_pvt_thread.h

include/ldap_pvt_uc.h

include/ldap_queue.h

include/ldap_rq.h

include/ldap_schema.h

include/ldap_utf8.h

include/ldbm.h