Updating MSOpenTech/azure-sdk-for-go to latest master

Signed-off-by: Frederick F. Kautz IV <fkautz@alumni.cmu.edu>

Godeps/_workspace/src/github.com/MSOpenTech/azure-sdk-for-go/storage/client.go

@@ -56,33 +56,35 @@ type StorageServiceError struct {
 
 // NewBasicClient constructs a StorageClient with given storage service name
 // and key.
-func NewBasicClient(accountName, accountKey string) (*StorageClient, error) {
+func NewBasicClient(accountName, accountKey string) (StorageClient, error) {
 	return NewClient(accountName, accountKey, DefaultBaseUrl, DefaultApiVersion, defaultUseHttps)
 }
 
 // NewClient constructs a StorageClient. This should be used if the caller
 // wants to specify whether to use HTTPS, a specific REST API version or a
 // custom storage endpoint than Azure Public Cloud.
-func NewClient(accountName, accountKey, blobServiceBaseUrl, apiVersion string, useHttps bool) (*StorageClient, error) {
+func NewClient(accountName, accountKey, blobServiceBaseUrl, apiVersion string, useHttps bool) (StorageClient, error) {
+	var c StorageClient
 	if accountName == "" {
-		return nil, fmt.Errorf("azure: account name required")
+		return c, fmt.Errorf("azure: account name required")
 	} else if accountKey == "" {
-		return nil, fmt.Errorf("azure: account key required")
+		return c, fmt.Errorf("azure: account key required")
 	} else if blobServiceBaseUrl == "" {
-		return nil, fmt.Errorf("azure: base storage service url required")
+		return c, fmt.Errorf("azure: base storage service url required")
 	}
 
 	key, err := base64.StdEncoding.DecodeString(accountKey)
 	if err != nil {
-		return nil, err
+		return c, err
 	}
 
-	return &StorageClient{
+	return StorageClient{
 		accountName: accountName,
 		accountKey:  key,
 		useHttps:    useHttps,
 		baseUrl:     blobServiceBaseUrl,
-		apiVersion:  apiVersion}, nil
+		apiVersion:  apiVersion,
+	}, nil
 }
 
 func (c StorageClient) getBaseUrl(service string) string {