Add command line tool gerrit.sh

Change-Id: I264237c98f89163febd7a6458e6e39944769158f
diff --git a/.gitreview b/.gitreview
new file mode 100644
index 0000000..d60519b
--- /dev/null
+++ b/.gitreview
@@ -0,0 +1,6 @@
+[gerrit]
+host=gerrit.opencord.org
+port=29418
+project=onf-scripts.git
+defaultremote=origin
+defaultbranch=master