Fix for SubscribeForMetadata in the kafka client mock.

(No longer panics when called.)

VOL-2207

Change-Id: I45e506d2ccdce1b44a44cb91f5dc7b6b3d655e7b
diff --git a/VERSION b/VERSION
index 818bd47..2451c27 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.0.6
+3.0.7