use istio client-go and clean up k8s deps

go.mod

@@ -3,22 +3,22 @@ module sigs.k8s.io/external-dns
 go 1.14
 
 require (
-	cloud.google.com/go v0.44.3
+	cloud.google.com/go v0.50.0
 	github.com/Azure/azure-sdk-for-go v36.0.0+incompatible
-	github.com/Azure/go-autorest/autorest v0.9.0
-	github.com/Azure/go-autorest/autorest/adal v0.6.0
+	github.com/Azure/go-autorest/autorest v0.9.4
+	github.com/Azure/go-autorest/autorest/adal v0.8.3
 	github.com/Azure/go-autorest/autorest/azure/auth v0.0.0-00010101000000-000000000000
 	github.com/Azure/go-autorest/autorest/to v0.3.0
 	github.com/akamai/AkamaiOPEN-edgegrid-golang v0.9.11
 	github.com/alecthomas/assert v0.0.0-20170929043011-405dbfeb8e38 // indirect
 	github.com/alecthomas/colour v0.1.0 // indirect
 	github.com/alecthomas/kingpin v2.2.5+incompatible
-	github.com/alecthomas/repr v0.0.0-20181024024818-d37bc2a10ba1 // indirect
+	github.com/alecthomas/repr v0.0.0-20200325044227-4184120f674c // indirect
 	github.com/aliyun/alibaba-cloud-sdk-go v0.0.0-20180828111155-cad214d7d71f
 	github.com/aws/aws-sdk-go v1.27.4
 	github.com/cloudflare/cloudflare-go v0.10.1
 	github.com/cloudfoundry-community/go-cfclient v0.0.0-20190201205600-f136f9222381
-	github.com/denverdino/aliyungo v0.0.0-20180815121905-69560d9530f5
+	github.com/denverdino/aliyungo v0.0.0-20190125010748-a747050bb1ba
 	github.com/digitalocean/godo v1.34.0
 	github.com/dnaeon/go-vcr v1.0.1 // indirect
 	github.com/dnsimple/dnsimple-go v0.60.0
@@ -28,41 +28,41 @@ require (
 	github.com/gobs/pretty v0.0.0-20180724170744-09732c25a95b // indirect
 	github.com/golang/sync v0.0.0-20180314180146-1d60e4601c6f
 	github.com/gophercloud/gophercloud v0.1.0
+	github.com/gorilla/mux v1.7.4 // indirect
 	github.com/infobloxopen/infoblox-go-client v0.0.0-20180606155407-61dc5f9b0a65
 	github.com/linki/instrumented_http v0.2.0
 	github.com/linode/linodego v0.3.0
-	github.com/mattn/go-isatty v0.0.11 // indirect
 	github.com/maxatome/go-testdeep v1.4.0
 	github.com/miekg/dns v1.1.25
 	github.com/nesv/go-dynect v0.6.0
 	github.com/nic-at/rc0go v1.1.0
-	github.com/openshift/api v0.0.0-20190322043348-8741ff068a47
-	github.com/openshift/client-go v3.9.0+incompatible
+	github.com/openshift/api v0.0.0-20200302134843-001335d6cc34
+	github.com/openshift/client-go v0.0.0-20200116145930-eb24d03d8420
 	github.com/oracle/oci-go-sdk v1.8.0
 	github.com/ovh/go-ovh v0.0.0-20181109152953-ba5adb4cf014
 	github.com/pkg/errors v0.9.1
 	github.com/projectcontour/contour v1.4.0
 	github.com/prometheus/client_golang v1.1.0
 	github.com/sanyu/dynectsoap v0.0.0-20181203081243-b83de5edc4e0
-	github.com/sergi/go-diff v1.1.0 // indirect
+	github.com/satori/go.uuid v1.2.0 // indirect
 	github.com/sirupsen/logrus v1.4.2
 	github.com/smartystreets/go-aws-auth v0.0.0-20180515143844-0c1422d1fdb9 // indirect
-	github.com/smartystreets/gunit v1.1.1 // indirect
-	github.com/stretchr/testify v1.4.0
+	github.com/smartystreets/gunit v1.3.4 // indirect
+	github.com/stretchr/testify v1.5.1
 	github.com/transip/gotransip v5.8.2+incompatible
 	github.com/vinyldns/go-vinyldns v0.0.0-20190611170422-7119fe55ed92
 	github.com/vultr/govultr v0.3.2
 	go.etcd.io/etcd v0.5.0-alpha.5.0.20200401174654-e694b7bb0875
-	golang.org/x/net v0.0.0-20191004110552-13f9640d40b9
+	golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553
 	golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45
-	google.golang.org/api v0.9.0
+	google.golang.org/api v0.15.0
 	gopkg.in/ns1/ns1-go.v2 v2.0.0-20190322154155-0dafb5275fd1
-	gopkg.in/yaml.v2 v2.2.7
-	istio.io/api v0.0.0-20190820204432-483f2547d882
-	istio.io/istio v0.0.0-20190322063008-2b1331886076
-	k8s.io/api v0.17.0
-	k8s.io/apimachinery v0.17.0
-	k8s.io/client-go v10.0.0+incompatible
+	gopkg.in/yaml.v2 v2.2.8
+	istio.io/api v0.0.0-20200324230725-4b064f75ad8f
+	istio.io/client-go v0.0.0-20200324231043-96a582576da1
+	k8s.io/api v0.17.2
+	k8s.io/apimachinery v0.17.2
+	k8s.io/client-go v0.17.2
 	k8s.io/klog v1.0.0
 )
 
@@ -72,12 +72,5 @@ replace (
 	github.com/Azure/go-autorest/autorest/adal => github.com/Azure/go-autorest/autorest/adal v0.6.0
 	github.com/Azure/go-autorest/autorest/azure/auth => github.com/Azure/go-autorest/autorest/azure/auth v0.3.0
 	github.com/golang/glog => github.com/kubermatic/glog-logrus v0.0.0-20180829085450-3fa5b9870d1d
-	istio.io/api => istio.io/api v0.0.0-20190820204432-483f2547d882
-	istio.io/istio => istio.io/istio v0.0.0-20190911205955-c2bd59595ce6
-	k8s.io/api => k8s.io/api v0.0.0-20190817221950-ebce17126a01
-	k8s.io/apiextensions-apiserver => k8s.io/apiextensions-apiserver v0.0.0-20190919022157-e8460a76b3ad
-	k8s.io/apimachinery => k8s.io/apimachinery v0.0.0-20190817221809-bf4de9df677c
-	k8s.io/client-go => k8s.io/client-go v0.0.0-20190817222206-ee6c071a42cf
 	k8s.io/klog => github.com/mikkeloscar/knolog v0.0.0-20190326191552-80742771eb6b
-	github.com/envoyproxy/go-control-plane => github.com/envoyproxy/go-control-plane v0.8.7-0.20190821215049-f062b07a671a
 )