Removal of exports that aren't needed, other genereal
cleanup of commented out code, and other minor changes.

Change-Id: Icb29cdc527d4c01e3a5d4d3d6de2e074745d0f33
diff --git a/afrouter/afrouter/backend.go b/afrouter/afrouter/backend.go
index 6c97bb6..9262d43 100644
--- a/afrouter/afrouter/backend.go
+++ b/afrouter/afrouter/backend.go
@@ -121,7 +121,7 @@
 //TODO: Move the backend type (active/active etc) to the cluster
 // level. All backends should really be of the same type.
 // Create a new backend cluster
-func NewBackendCluster(conf *BackendClusterConfig) (*backendCluster, error) {
+func newBackendCluster(conf *BackendClusterConfig) (*backendCluster, error) {
 	var err error = nil
 	var rtrn_err bool = false
 	var be *backend