anchor.diff:  readonlyuser:testpass:pgoreader
   ....
   
  -To match the behavior of the pre 2.7 releases, the *pgadmin* role
  +To match the behavior of the pre 2.6 releases, the *pgadmin* role
   is set on the previous user definitions, but a *readonlyuser* is
   now defined to test other role definitions.
   
  
positive.code: 
  == Container Resources
  
  Release 2.7 added the concept of container resource configurations
  to the *pgo.yaml* file.
  
  === Required Changes
  
negative.code: 
  == Kube RBAC
  
  Release 2.6 added a *rbac.yaml* file to capture the Kube RBAC
  rules applied to enable the *apiserver* and *postgres-operator*
  containers access to the Kube resources required for
  the operator to work.
  