Tagging voltha-protos to make the recent changes available on Pypi

Change-Id: I13b3168f4b2c120ab4e2344cb7768e1db8ff0e3d
diff --git a/VERSION b/VERSION
index bd6e87f..845639e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.1.4-dev
+0.1.4