VOL-2430 Makefile with README.md. Update VER

Change-Id: I386ac80ba9312f72854ce1bd0fcfa39a5a03b4c7
diff --git a/VERSION b/VERSION
index 5859406..bdbe651 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.2.3
+2.2.4-dev