Update rubygem-hammer_cli to 0.0.15-1.el6

- Bump to 0.0.15 (mbacovsk@redhat.com)
Update rubygem-hammer_cli_foreman to 0.0.16-1.el6

- Bump to 0.0.16 (mbacovsk@redhat.com)
Update rubygem-hammer_cli to 0.0.15-1.fc19

- Bump to 0.0.15 (mbacovsk@redhat.com)
Update rubygem-hammer_cli_foreman to 0.0.16-1.fc19

- Bump to 0.0.16 (mbacovsk@redhat.com)