Update man page date.

doc/man/man1/ldapdelete.1

-.TH LDAPDELETE 1 "17 August 1999" "OpenLDAP LDVERSION"
+.TH LDAPDELETE 1 "20 April 2000" "OpenLDAP LDVERSION"
 .\" $OpenLDAP$
 .\" Copyright 1998-1999 The OpenLDAP Foundation All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.

doc/man/man1/ldapmodify.1

-.TH LDAPMODIFY 1 "17 August 1999" "OpenLDAP LDVERSION"
+.TH LDAPMODIFY 1 "20 April 2000" "OpenLDAP LDVERSION"
 .\" $OpenLDAP$
 .\" Copyright 1998-1999 The OpenLDAP Foundation All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.

doc/man/man1/ldapmodrdn.1

-.TH LDAPMODRDN 1 "17 August 1999" "OpenLDAP LDVERSION"
+.TH LDAPMODRDN 1 "20 April 2000" "OpenLDAP LDVERSION"
 .\" $OpenLDAP$
 .\" Copyright 1998-1999 The OpenLDAP Foundation All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.

doc/man/man1/ldappasswd.1

-.TH LDAPPASSWD 1 "5 December 1998" "LDAPPasswd"
+.TH LDAPPASSWD 1 "20 April 2000" "LDAPPasswd"
 .\" $OpenLDAP$
 .\" Copyright 1998-1999 The OpenLDAP Foundation All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.

doc/man/man1/ldapsearch.1

-.TH LDAPSEARCH 1 "17 August 1999" "OpenLDAP LDVERSION"
+.TH LDAPSEARCH 1 "20 April 2000" "OpenLDAP LDVERSION"
 .\" $OpenLDAP$
 .\" Copyright 1998-1999 The OpenLDAP Foundation All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.

doc/man/man1/ud.1

-.TH UD 1 "10 November 1998" "OpenLDAP LDVERSION"
+.TH UD 1 "12 September 1999" "OpenLDAP LDVERSION"
 .\" $OpenLDAP$
 .\" Copyright 1998-1999 The OpenLDAP Foundation All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.