[VOL-936] Missing mocks and comments.
Lowering log level for chatty messages

Change-Id: I4012f3e6d8f8c1d11d20dccb81fa182c02265d77
diff --git a/.golangci.yml b/.golangci.yml
index 76983ed..9a4673e 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -83,4 +83,5 @@
     - "don't use underscores in Go names; method Enable_port"
     - "don't use underscores in Go names; method Child_device_lost"
     - "don't use underscores in Go names; method Start_omci_test"
+    - "don't use underscores in Go names; method Get_ext_value"
   exclude-use-default: false