Add support for user-friendly names in YANG data with aliases in KV store

Change-Id: I8b4fbb290dfb467b401e8cf20b825ddbb3bf897e
diff --git a/vendor/github.com/cespare/xxhash/v2/go.mod b/vendor/github.com/cespare/xxhash/v2/go.mod
new file mode 100644
index 0000000..49f6760
--- /dev/null
+++ b/vendor/github.com/cespare/xxhash/v2/go.mod
@@ -0,0 +1,3 @@
+module github.com/cespare/xxhash/v2
+
+go 1.11