VOL-2463 : Enable and disable pon/NNI port
changes in request_handler.go and iAdapter.go interface to accept request from core and process in voltha-openolt-adapter.

Change-Id: I9e4eb5da0a13d12997e95be3aadb0bd856792135
diff --git a/VERSION b/VERSION
index eca690e..818bd47 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.0.5
+3.0.6