[VOL-3776] Wrong openflow error message caused disconnection from controller, thus miss removal of data for subscribers

Change-Id: I680a5a0121d70f13cb98468279ca2cad404edfa1
diff --git a/VERSION b/VERSION
index 26ca594..4bb2004 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.5.1
+1.5.2-dev