Merge branch 'mitaka_dev' into 'master'

Version alignment to 4.0.1 of IAAS-HA

See merge request !34

metadata.json

 {
   "name": "iaas",
-  "version": "1.1.0",
+  "version": "4.0.1",
   "author": "OCP",
   "summary": "Install, configure, and manage a full installation of OpenStack Juno",
   "license": "Apache-2.0",
@@ -72,4 +72,4 @@
     {"name":"theforeman/puppet","version_requirement":"6.0.0"},
     {"name":"nanliu/staging","version_requirement":"1.0.3"}
   ]
-}
+}
\ No newline at end of file