krb5: new tag krb5-1.10.3-final

[Tom Yu]

A new lightweight tag "krb5-1.10.3-final" has been created in the krb5
repository for the following commit:

commit 3e6139176d8f3dfc92a19a938b87adc1d49e216b
Author: Tom Yu <tlyu at mit.edu>
Date:   Wed Aug 8 16:50:50 2012 -0400

    Update README and patchlevel.h for krb5-1.10.3