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

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

Godeps/Godeps.json

@@ -1,6 +1,6 @@
 {
 	"ImportPath": "github.com/docker/distribution",
-	"GoVersion": "go1.4.1",
+	"GoVersion": "go1.4.2",
 	"Packages": [
 		"./..."
 	],
@@ -24,8 +24,8 @@
 		},
 		{
 			"ImportPath": "github.com/MSOpenTech/azure-sdk-for-go",
-			"Comment": "v1.2",
-			"Rev": "0fbd37144de3adc2aef74db867c0e15e41c7f74a"
+			"Comment": "v1.2-43-gd90753b",
+			"Rev": "d90753bcad2ed782fcead7392d1e831df29aa2bb"
 		},
 		{
 			"ImportPath": "github.com/Sirupsen/logrus",

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 {