Log Message:
Update to Heimdal 1.5.2

Release Notes - Heimdal - Version Heimdal 1.5.2

 Security fixes
 - CVE-2011-4862 Buffer overflow in libtelnet/encrypt.c in telnetd - escalation \ 
of privilege
 - Check that key types strictly match - denial of service

Release Notes - Heimdal - Version Heimdal 1.5.1

 Bug fixes
 - Fix building on Solaris, requires c99
 - Fix building on Windows
 - Build system updates

Release Notes - Heimdal - Version Heimdal 1.5

New features

 - Support GSS name extensions/attributes
 - SHA512 support
 - No Kerberos 4 support
 - Basic support for MIT Admin protocol (SECGSS flavor)
   in kadmind (extract keytab)
 - Replace editline with libedit