Support latest DC/OS 1.9 and 1.10 versions
Support latest DC/OS 1.9 and 1.10 versions

Adds the Git commit hashes for DC/OS 1.9.6, 1.9.7, 1.10.2, and
1.10.4 (skipped 1.10.3, see
https://docs.mesosphere.com/1.10/release-notes/1.10.4/)

Signed-off-by: Chris Gianelloni <ef2880787b7c7d40508a6b0a5368add313fc9ad5@gmail.com>

chef-partners/dcos-cookbook,chef-partners/dcos-cookbook,chef-partners/dcos-cookbook