Update VERSION for 1.6.1 release

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
diff --git a/VERSION b/VERSION
index dc1e644..9c6d629 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.6.0
+1.6.1