Add NETCONF notification for ONU activation and Kafka client to receive events, update dependencies

Change-Id: I5f768fa8077ef7c64e00a534744ca47492344935
diff --git a/vendor/github.com/Shopify/sarama/go.mod b/vendor/github.com/Shopify/sarama/go.mod
new file mode 100644
index 0000000..ccbd8e2
--- /dev/null
+++ b/vendor/github.com/Shopify/sarama/go.mod
@@ -0,0 +1,28 @@
+module github.com/Shopify/sarama
+
+go 1.13
+
+require (
+	github.com/Shopify/toxiproxy v2.1.4+incompatible
+	github.com/davecgh/go-spew v1.1.1
+	github.com/eapache/go-resiliency v1.2.0
+	github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21
+	github.com/eapache/queue v1.1.0
+	github.com/fortytw2/leaktest v1.3.0
+	github.com/frankban/quicktest v1.11.3 // indirect
+	github.com/jcmturner/gofork v1.0.0
+	github.com/jcmturner/gokrb5/v8 v8.4.2
+	github.com/klauspost/compress v1.12.2
+	github.com/kr/text v0.2.0 // indirect
+	github.com/pierrec/lz4 v2.6.0+incompatible
+	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475
+	github.com/stretchr/testify v1.7.0
+	github.com/xdg/scram v1.0.3
+	github.com/xdg/stringprep v1.0.3 // indirect
+	golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e // indirect
+	golang.org/x/net v0.0.0-20210614182718-04defd469f4e
+	golang.org/x/text v0.3.6 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+)