add azure premium file support

update bazel and fix goftm

use defaultStorageAccountKind

fix test failure

update godep license file

fix staging godeps issue

update staging godeps

fix comments, use one API call for file creation

pkg/cloudprovider/providers/azure/azure_blobDiskController.go

@@ -80,7 +80,7 @@ func newBlobDiskController(common *controllerCommon) (*BlobDiskController, error
 // If no storage account is given, search all the storage accounts associated with the resource group and pick one that
 // fits storage type and location.
 func (c *BlobDiskController) CreateVolume(blobName, accountName, accountType, location string, requestGB int) (string, string, int, error) {
-	account, key, err := c.common.cloud.ensureStorageAccount(accountName, accountType, c.common.resourceGroup, location, dedicatedDiskAccountNamePrefix)
+	account, key, err := c.common.cloud.ensureStorageAccount(accountName, accountType, string(defaultStorageAccountKind), c.common.resourceGroup, location, dedicatedDiskAccountNamePrefix)
 	if err != nil {
 		return "", "", 0, fmt.Errorf("could not get storage key for storage account %s: %v", accountName, err)
 	}
@@ -491,7 +491,7 @@ func (c *BlobDiskController) createStorageAccount(storageAccountName string, sto
 		cp := storage.AccountCreateParameters{
 			Sku: &storage.Sku{Name: storageAccountType},
 			// switch to use StorageV2 as it's recommended according to https://docs.microsoft.com/en-us/azure/storage/common/storage-account-options
-			Kind:     storage.StorageV2,
+			Kind:     defaultStorageAccountKind,
 			Tags:     map[string]*string{"created-by": to.StringPtr("azure-dd")},
 			Location: &location}
 		ctx, cancel := getContextWithCancel()