Cleanup to pom. Use 1.7.2 of plugin.

Change-Id: Ic744d26c1e56f211f6e20e3ef76dd11b93d06124
Updating pom to use clouddocs plugin 1.7.2 and other cleanup.

Change-Id: Ie6534c4bfd10bf6c6c2befd8d8bf688c73ff8096
Minor cleanup to openstack-ops pom. Upgrade to latest version of clouddocs plugin.

Change-Id: I962d91517624af801e44fc9af9c8c3962810ef3b
Merge "Updating pom to use clouddocs plugin 1.7.2 and other cleanup."
Merge "Cleanup to pom. Use 1.7.2 of plugin."
Merge "Minor cleanup to openstack-ops pom. Upgrade to latest version of clouddocs plugin."