adding gitreview file

Change-Id: I139c27ad03018b6f7be634b277f58c01a033efa2
diff --git a/.gitreview b/.gitreview
new file mode 100644
index 0000000..a5311ab
--- /dev/null
+++ b/.gitreview
@@ -0,0 +1,5 @@
+[gerrit]
+host=gerrit.opencord.org
+port=29418
+project=voltha-openolt-adapter.git
+defaultremote=origin