pull up r18750 from trunk

pull up r18750 from trunk

 r18750@cathode-dark-space:  wfiveash | 2006-10-30 15:56:57 -0500
 ticket: new
 subject: latest Novell ldap patches and kdb5_util dump support for ldap
 Target_Version: krb5-1.6
 Tags: pullup

 I've applied Novell's latest patches for their LDAP KDB plugin.  I've
 also implemented and tested support for kdb5_util dump using the LDAP
 KDB plugin.  I also added a Sun copyright on files that I've modified.

ticket: 4562
version_fixed: 1.6

git-svn-id: svn://anonsvn.mit.edu/krb5/branches/krb5-1-6@18774 dc483132-0cff-0310-8789-dd5450dbe970