Add Dockerfile and make-based tooling

Change-Id: I6471c3bc2040a0a9c9c49b45beee6fcd11c77a3c
diff --git a/.gitreview b/.gitreview
new file mode 100644
index 0000000..7d0589f
--- /dev/null
+++ b/.gitreview
@@ -0,0 +1,6 @@
+[gerrit]
+host=gerrit.opencord.org
+port=29418
+project=voltha-bbsim.git
+defaultremote=origin
+