[COMMON] Adding Common Template for cassa-operator

- K8ssandraCluster resources template file added
- Modification of the cassandra chart to add the option to install
  cassandra using the k8ssandra-operator
- AAI and SDC values changed to support the new cassandra settings
- Fix for SDC cql version in jobs
- for London make k8ssandra-operator optional (default: false)

Issue-ID: OOM-3168
Signed-off-by: Dasarathi, Swain (ds00528024) <ds00528024@techmahindra.com>
Change-Id: Idfe232460c9c1f584536e60ea042345d7dca3164
diff --git a/kubernetes/aai/values.yaml b/kubernetes/aai/values.yaml
index 58f1723..b162de7 100644
--- a/kubernetes/aai/values.yaml
+++ b/kubernetes/aai/values.yaml
@@ -41,6 +41,12 @@
 
     #Service Name of the cassandra cluster to connect to.
     #Override it to aai-cassandra if localCluster is enabled.
+    #in case of using k8ssandra-operator in the common cassandra installation
+    #the service name is:
+    #serviceName: cassandra-dc1-service
+    #in case of local k8ssandra-operator instance it is
+    #serviceName: aai-cassandra-dc1-service
+    #in case the older cassandra installation is used:
     serviceName: cassandra
 
     #This should be same as shared cassandra instance or if localCluster is enabled
@@ -350,6 +356,10 @@
   persistence:
     mountSubPath: aai/cassandra
     enabled: true
+  k8ssandraOperator:
+    enabled: false
+    config:
+      clusterName: aai-cassandra
 
 readiness:
   initialDelaySeconds: 10