Sending VLAN informations together with the DHCP flow

Change-Id: I94b15c61695ba287d379ed0fcf4f0c103c96d32b
diff --git a/VERSION b/VERSION
index 73462a5..f225a78 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.5.1
+2.5.2