Sync puppet concat module to v1.1.0 from upstream

v1.1.0 sha1: a50226b4ec5d6f2ba0df9e4f8a31df3e1160ff89
Implements: blueprint merge-openstack-puppet-modules

Change-Id: I8ac6ed2a802628025b51a1c5479661f7e0e946b7
Merge "Sync puppet concat module to v1.1.0 from upstream"