Upgrading SMgr dependency to Puppet 3.7.2

- Changed dependency from older versions of puppet to latest 3.7.2
- Upgrade to new Smgr needs further install of puppetlabs repo before Smgr install

Change-Id: I521ac13bfdadfdbadd250e0611e5c61a4b2e1301
Merge "Upgrading SMgr dependency to Puppet 3.7.2"