[VOL-5254] - repo:ofagent-go release tag & branch

cmd/*.go
internal/*.go
-------------
  o Update copyright notice ending date.
  o Run gofmt -s -e -w to avoid linting problems.
  o Baseline build to screen for pre-existing repo problems.

Change-Id: Ie52512b47dc88233b0bf9caf9926e0770dee967a
diff --git a/internal/pkg/ofagent/refresh.go b/internal/pkg/ofagent/refresh.go
index d88d68b..18546ea 100644
--- a/internal/pkg/ofagent/refresh.go
+++ b/internal/pkg/ofagent/refresh.go
@@ -125,7 +125,7 @@
 	return ofc
 }
 
-//clearAllOFClient clears all OF connections for all clients
+// clearAllOFClient clears all OF connections for all clients
 func (ofa *OFAgent) clearAllOFClient() {
 	logger.Debug(context.Background(), "stopping-all-of-connections...")
 	ofa.mapLock.Lock()