Bump xosapi and xosgenx dependency to 4.0.0

Change-Id: I0165963cfd04ce70f6bb76aaad41d83a7681d25a
diff --git a/VERSION b/VERSION
index 456ea72..227cea2 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.3.3-dev
+2.0.0