Updated service to use new XOS core version: 2.1.25

Change-Id: Ifc7e5c04af362fac97a2b12ca4543c67cc0d972b
diff --git a/VERSION b/VERSION
index e25d8d9..0664a8f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.1.5
+1.1.6