Update vendored dependencies

This includes github.com/kurin/blazer 0.2.0, which resolves #1291

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

@@ -1,5 +1,19 @@
 package storage
 
+// Copyright 2017 Microsoft Corporation
+//
+//  Licensed under the Apache License, Version 2.0 (the "License");
+//  you may not use this file except in compliance with the License.
+//  You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
+
 import (
 	"bytes"
 	"encoding/json"
@@ -174,11 +188,7 @@ func (t *Table) Delete(timeout uint, options *TableOptions) error {
 	}
 	defer readAndCloseBody(resp.body)
 
-	if err := checkRespCode(resp.statusCode, []int{http.StatusNoContent}); err != nil {
-		return err
-
-	}
-	return nil
+	return checkRespCode(resp.statusCode, []int{http.StatusNoContent})
 }
 
 // QueryOptions includes options for a query entities operation.
@@ -261,10 +271,7 @@ func (t *Table) SetPermissions(tap []TableAccessPolicy, timeout uint, options *T
 	}
 	defer readAndCloseBody(resp.body)
 
-	if err := checkRespCode(resp.statusCode, []int{http.StatusNoContent}); err != nil {
-		return err
-	}
-	return nil
+	return checkRespCode(resp.statusCode, []int{http.StatusNoContent})
 }
 
 func generateTableACLPayload(policies []TableAccessPolicy) (io.Reader, int, error) {