Update the README. Add example ussage.
Update the README. Add example ussage.

michaelweiser/puppet-module-kerberos,DonMaja/puppet-module-kerberos,edgester/puppet-module-kerberos,edgester/puppet-module-kerberos,michaelweiser/puppet-module-kerberos,edgester/puppet-module-kerberos,michaelweiser/puppet-module-kerberos,DonMaja/puppet-module-kerberos,DonMaja/puppet-module-kerberos