krb5: new tag krb5-1.11.1-final

[Tom Yu]

A new lightweight tag "krb5-1.11.1-final" has been created in the krb5
repository for the following commit:

commit da9dc1bbc92884e1c7f817928176d9043f0ada34
Author: Tom Yu <tlyu at mit.edu>
Date:   Thu Feb 21 16:30:47 2013 -0500

    Update README and patchlevel.h for krb5-1.11.1