VOL-5142 - Create beta-release branch for ofagent-go

VERSION
-------
  o Bump string to major.0-dev version post release.

.gitreview
----------
  o Assign defaultbranch=master as a visual cue for branching problems.

Change-Id: Ic5a49ca565143324ee5705f122318f522d19b05f
diff --git a/.gitreview b/.gitreview
index c04b89f..694f81a 100644
--- a/.gitreview
+++ b/.gitreview
@@ -3,3 +3,4 @@
 port=29418
 project=ofagent-go.git
 defaultremote=origin
+defaultbranch=master
\ No newline at end of file
diff --git a/VERSION b/VERSION
index 08ec77d..97ade15 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.1.6-dev
+2.2.0-dev