Update to Kubernetes 1.7.2.

No manual changes.

vendor/github.com/Azure/azure-sdk-for-go/arm/compute/client.go

 // Package compute implements the Azure ARM Compute service API version
-// 2016-03-30.
+// 2016-04-30-preview.
 //
 // The Compute Management Client.
 package compute
@@ -18,7 +18,7 @@ package compute
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-// Code generated by Microsoft (R) AutoRest Code Generator 0.17.0.0
+// Code generated by Microsoft (R) AutoRest Code Generator 1.0.1.0
 // Changes may cause incorrect behavior and will be lost if the code is
 // regenerated.
 
@@ -27,9 +27,6 @@ import (
 )
 
 const (
-	// APIVersion is the version of the Compute
-	APIVersion = "2016-03-30"
-
 	// DefaultBaseURI is the default URI used for the service Compute
 	DefaultBaseURI = "https://management.azure.com"
 )
@@ -38,7 +35,6 @@ const (
 type ManagementClient struct {
 	autorest.Client
 	BaseURI        string
-	APIVersion     string
 	SubscriptionID string
 }
 
@@ -52,7 +48,6 @@ func NewWithBaseURI(baseURI string, subscriptionID string) ManagementClient {
 	return ManagementClient{
 		Client:         autorest.NewClientWithUserAgent(UserAgent()),
 		BaseURI:        baseURI,
-		APIVersion:     APIVersion,
 		SubscriptionID: subscriptionID,
 	}
 }

vendor/github.com/Azure/azure-sdk-for-go/storage/README.md

-# Azure Storage SDK for Go
-
-The `github.com/Azure/azure-sdk-for-go/storage` package is used to perform operations in Azure Storage Service. To manage your storage accounts (Azure Resource Manager / ARM), use the [github.com/Azure/azure-sdk-for-go/arm/storage](../arm/storage) package. For your classic storage accounts (Azure Service Management / ASM), use [github.com/Azure/azure-sdk-for-go/management/storageservice](../management/storageservice) package.
-
-This package includes support for [Azure Storage Emulator](https://azure.microsoft.com/documentation/articles/storage-use-emulator/)
\ No newline at end of file

vendor/github.com/Azure/azure-sdk-for-go/storage/version.go

+package storage
+
+var (
+	sdkVersion = "10.0.2"
+)

vendor/github.com/Azure/go-autorest/autorest/azure/persist.go → vendor/github.com/Azure/go-autorest/autorest/adal/persist.go

-package azure
+package adal
 
 import (
 	"encoding/json"

vendor/github.com/Azure/go-autorest/autorest/autorest.go

@@ -16,6 +16,7 @@ and Responding. A typical pattern is:
     DoRetryForAttempts(5, time.Second))
 
   err = Respond(resp,
+    ByDiscardingBody(),
     ByClosing())
 
 Each phase relies on decorators to modify and / or manage processing. Decorators may first modify