VOL-1921 - updated to use go mod

Change-Id: I8d5187fa91fa619494f972bc29d3bd61e5be3a82
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..a80c8b3
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,15 @@
+module github.com/opencord/voltha-openolt-adapter
+
+go 1.12
+
+require (
+	github.com/gogo/protobuf v1.3.0
+	github.com/golang/protobuf v1.3.2
+	github.com/onsi/ginkgo v1.8.0 // indirect
+	github.com/onsi/gomega v1.5.0 // indirect
+	github.com/opencord/voltha-go v0.0.0-20191018170815-cb7c88a83125
+	github.com/opencord/voltha-lib-go v0.0.0-20191017201200-e73f91e306e9
+	github.com/opencord/voltha-protos v1.0.3
+	go.etcd.io/etcd v0.0.0-20190930204107-236ac2a90522
+	google.golang.org/grpc v1.24.0
+)