Using a newer xosmigrate library

Change-Id: I4c205cf17670c989143ba69a815f743da3f98cec
diff --git a/VERSION b/VERSION
index 3e3c2f1..7f8d85c 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.1.1
+2.1.2-dev