Upgrade puppet modules: (fixes nubisproject/nubis-puppet #41)
Upgrade puppet modules: (fixes nubisproject/nubis-puppet #41)

* datadog-datadog_agent (1.2.0 -> 1.3.0)
* puppetlabs-firewall (1.5.0 -> 1.6.0)
* puppetlabs-mysql (3.3.0 -> 3.4.0)
* puppetlabs-rabbitmq (5.1.0 -> 5.3.0)
* puppetlabs-stdlib (4.5.1 -> 4.6.0)
* puppetlabs-vcsrepo (1.2.0 -> 1.3.0)
* rtyler-jenkins (1.3.0 -> 1.4.0)
* stankevich-python (1.9.1 -> 1.9.4)

limed/nubis-base,Nubisproject/nubis-base,gozer/nubis-base,tinnightcap/nubis-base,Nubisproject/nubis-base,tinnightcap/nubis-base,gozer/nubis-base,gozer/nubis-base,limed/nubis-base,limed/nubis-base,tinnightcap/nubis-base