correct values.yaml, persist namespaces, and correct chart deployment check
diff --git a/minimal-values.yaml b/minimal-values.yaml
index fdf4614..226ed8f 100644
--- a/minimal-values.yaml
+++ b/minimal-values.yaml
@@ -70,11 +70,11 @@
 #    tag: master
 # START_OFAGENT_GO - Comment the following block to use the Python implementation
 # of the ofagent
-#  ofagent:
+#  ofagent_go:
 #    repository: voltha/voltha-ofagent-go
 #    tag: master
 # END_OFAGENT_GO
-#  ofagent:
+#  ofagent_py:
 #    repository: voltha/voltha-ofagent-py
 #    tag: 2.1.1
 #  rw_core: