VOL-2764 - default log level to warning

Change-Id: I345beb874ff0b460ec8f2a1a6072e1ecb3032f3e
diff --git a/VERSION b/VERSION
index 92d6247..c68b9b3 100644
--- a/VERSION
+++ b/VERSION
@@ -1,2 +1,2 @@
-2.3.19
+2.3.20-dev