VOL-2408 - Refactor / Use voltha-lib-go Logging

Change-Id: I6e7d9eaba49c104cd50bb5692a2ff9733014fac4
diff --git a/vendor/go.uber.org/multierr/.gitignore b/vendor/go.uber.org/multierr/.gitignore
new file mode 100644
index 0000000..61ead86
--- /dev/null
+++ b/vendor/go.uber.org/multierr/.gitignore
@@ -0,0 +1 @@
+/vendor