[SEBA-492] Adding --check flag to xos-migrate to check migration status

Change-Id: Ib1d347f47f5423e9fc16d5a350c09705aef949b2
diff --git a/VERSION b/VERSION
index fa2d855..c594452 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.1.50
+2.1.51