Release 0.2.4 pyvoltha

Change-Id: I71f303a7e2c7b0535f456d7c8f7c5f7076859282
diff --git a/VERSION b/VERSION
index 2c9b9e7..abd4105 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.2.4-dev
+0.2.4