Deploy scripts:

- Minor improvements

deploy/tfs.sh

@@ -177,7 +177,7 @@ echo "export PYTHONPATH=${PYTHONPATH}" >> $ENV_VARS_SCRIPT
 
 echo "Create Redis secret..."
 # first try to delete an old one if exists
-kubectl delete secret redis-secrets --namespace=$TFS_K8S_NAMESPACE
+kubectl delete secret redis-secrets --namespace=$TFS_K8S_NAMESPACE --ignore-not-found
 REDIS_PASSWORD=`uuidgen`
 kubectl create secret generic redis-secrets --namespace=$TFS_K8S_NAMESPACE \
     --from-literal=REDIS_PASSWORD=$REDIS_PASSWORD