pull up r19139 from trunk

 r19139@cathode-dark-space:  rra | 2007-02-03 13:33:23 -0500
 Ticket: 2724
 Component: krb5-doc
 Target_Version: 1.6.1
 Tags: pullup
 
 The default K4 compatibility mode is now none, not preauth.  Also document
 that the valid values for v4_mode are the valid arguments to the -4 flag
 to krb5kdc.
 


Commit By: tlyu



Revision: 19188
Changed Files:
_U  branches/krb5-1-6/
U   branches/krb5-1-6/src/config-files/kdc.conf.M