[VOL-1386]  This commit add "dep" as the package management tool
for voltha-go.

Change-Id: I52bc4911dd00a441756ec7c30f46d45091f3f90e
diff --git a/Gopkg.toml b/Gopkg.toml
new file mode 100644
index 0000000..e2a92b0
--- /dev/null
+++ b/Gopkg.toml
@@ -0,0 +1,128 @@
+#
+# Copyright 2019-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Gopkg.toml example
+#
+# Refer to https://golang.github.io/dep/docs/Gopkg.toml.html
+# for detailed Gopkg.toml documentation.
+#
+# required = ["github.com/user/thing/cmd/thing"]
+# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"]
+#
+# [[constraint]]
+#   name = "github.com/user/project"
+#   version = "1.0.0"
+#
+# [[constraint]]
+#   name = "github.com/user/project2"
+#   branch = "dev"
+#   source = "github.com/myfork/project2"
+#
+# [[override]]
+#   name = "github.com/x/y"
+#   version = "2.4.0"
+#
+# [prune]
+#   non-go = false
+#   go-tests = true
+#   unused-packages = true
+
+required = [
+    "github.com/golang/protobuf/protoc-gen-go",
+]
+
+[[constraint]]
+  name = "github.com/bsm/sarama-cluster"
+  version = "2.1.15"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/cevaris/ordered_map"
+
+[[constraint]]
+  name = "github.com/confluentinc/confluent-kafka-go"
+  version = "0.11.6"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/coreswitch/log"
+
+[[constraint]]
+  name = "github.com/gogo/protobuf"
+  version = "1.2.0"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/golang-collections/go-datastructures"
+
+[[constraint]]
+  name = "github.com/golang/protobuf"
+  version = "1.2.0"
+
+[[constraint]]
+  name = "github.com/google/uuid"
+  version = "1.1.0"
+
+[[constraint]]
+  name = "github.com/gyuho/goraph"
+  version = "2.0.0"
+
+[[constraint]]
+  name = "github.com/hashicorp/consul"
+  version = "1.4.0"
+
+[[constraint]]
+  name = "github.com/rs/zerolog"
+  version = "1.11.0"
+
+[[constraint]]
+  name = "github.com/sirupsen/logrus"
+  version = "1.3.0"
+
+[[constraint]]
+  name = "github.com/stretchr/testify"
+  version = "1.3.0"
+
+[[override]]
+  name = "github.com/coreos/etcd"
+  version = "3.3.11"
+
+[[constraint]]
+  name = "go.etcd.io/etcd"
+  version = "3.3.11"
+
+[[constraint]]
+  name = "go.uber.org/zap"
+  version = "1.9.1"
+
+[[constraint]]
+  branch = "master"
+  name = "golang.org/x/net"
+
+[[constraint]]
+  branch = "master"
+  name = "google.golang.org/genproto"
+
+[[constraint]]
+  name = "google.golang.org/grpc"
+  version = "1.17.0"
+
+[[constraint]]
+  name = "gopkg.in/Shopify/sarama.v1"
+  version = "1.20.1"
+
+[prune]
+  go-tests = true
+  unused-packages = true