go.mod: Vendor newer prometheus and k8s (#990)

This vendors a later version of prometheus' golang client (0.8.0 ->
0.9.4) to allow `go mod tidy`to work properly.
It also updates the k8s libraries from 0.18.6 to 0.18.8 to avoid
hitting kubernetes/kubernetes#91073

go.mod

@@ -2,10 +2,7 @@ module github.com/cloudnativelabs/kube-router
 
 require (
 	github.com/Microsoft/go-winio v0.4.7 // indirect
-	github.com/PuerkitoBio/purell v1.1.0 // indirect
-	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
 	github.com/aws/aws-sdk-go v1.13.32
-	github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973 // indirect
 	github.com/containernetworking/cni v0.5.2
 	github.com/coreos/go-iptables v0.4.1
 	github.com/dgryski/go-farm v0.0.0-20180109070241-2de33835d102 // indirect
@@ -14,24 +11,14 @@ require (
 	github.com/docker/go-connections v0.3.0 // indirect
 	github.com/docker/go-units v0.3.3 // indirect
 	github.com/eapache/queue v1.1.0 // indirect
-	github.com/emicklei/go-restful v2.6.0+incompatible // indirect
-	github.com/emicklei/go-restful-swagger12 v0.0.0-20170208215640-dcef7f557305 // indirect
-	github.com/ghodss/yaml v1.0.0 // indirect
 	github.com/go-ini/ini v1.35.0 // indirect
-	github.com/go-openapi/jsonpointer v0.0.0-20180322222829-3a0015ad55fa // indirect
-	github.com/go-openapi/jsonreference v0.0.0-20180322222742-3fb327e6747d // indirect
-	github.com/go-openapi/spec v0.0.0-20180406021525-370d9e047557 // indirect
-	github.com/go-openapi/swag v0.0.0-20180405201759-811b1089cde9 // indirect
 	github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b
 	github.com/golang/protobuf v1.3.2
+	github.com/gotestyourself/gotestyourself v2.2.0+incompatible // indirect
 	github.com/hashicorp/hcl v0.0.0-20180404174102-ef8a98b0bbce // indirect
-	github.com/howeyc/gopass v0.0.0-20170109162249-bf9dde6d0d2c // indirect
 	github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8 // indirect
-	github.com/juju/ratelimit v1.0.1 // indirect
 	github.com/k-sone/critbitgo v1.4.0 // indirect
 	github.com/magiconair/properties v1.7.6 // indirect
-	github.com/mailru/easyjson v0.0.0-20180323154445-8b799c424f57 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.0 // indirect
 	github.com/mitchellh/mapstructure v0.0.0-20180220230111-00c29f56e238 // indirect
 	github.com/moby/ipvs v1.0.1
 	github.com/onsi/ginkgo v1.11.0
@@ -40,22 +27,20 @@ require (
 	github.com/opencontainers/image-spec v1.0.1 // indirect
 	github.com/osrg/gobgp v0.0.0-20200806055634-c6f0eba8f4d8
 	github.com/pelletier/go-toml v1.1.0 // indirect
-	github.com/petar/GoLLRB v0.0.0-20130427215148-53be0d36a84c // indirect
-	github.com/prometheus/client_golang v0.8.0
-	github.com/prometheus/client_model v0.0.0-20171117100541-99fa1f4be8e5 // indirect
-	github.com/prometheus/common v0.0.0-20180413074202-d0f7cd64bda4 // indirect
-	github.com/prometheus/procfs v0.0.0-20180408092902-8b1c2da0d56d // indirect
+	github.com/prometheus/client_golang v0.9.4
+	github.com/smartystreets/goconvey v1.6.4 // indirect
 	github.com/spf13/cast v1.2.0 // indirect
-	github.com/spf13/cobra v0.0.0-20180412120829-615425954c3b // indirect
 	github.com/spf13/jwalterweatherman v0.0.0-20180109140146-7c0cea34c8ec // indirect
 	github.com/spf13/pflag v1.0.5
 	github.com/vishvananda/netlink v1.1.0
 	github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df
 	golang.org/x/net v0.0.0-20191004110552-13f9640d40b9
 	golang.org/x/sys v0.0.0-20200812155832-6a926be9bd1d // indirect
-	k8s.io/api v0.18.6
-	k8s.io/apimachinery v0.18.6
-	k8s.io/client-go v0.18.6
+	gopkg.in/ini.v1 v1.61.0 // indirect
+	gotest.tools v2.2.0+incompatible // indirect
+	k8s.io/api v0.18.8
+	k8s.io/apimachinery v0.18.8
+	k8s.io/client-go v0.18.8
 )
 
 go 1.13