Update dependencies

Among others, this updates minio-go, so that the new "eu-west-3" zone
for AWS is supported.

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

@@ -2,6 +2,8 @@
 //
 // The Azure SQL Database management API provides a RESTful set of web services that interact with Azure SQL Database
 // services to manage your databases. The API enables you to create, retrieve, update, and delete databases.
+//
+// Deprecated: Please instead use github.com/Azure/azure-sdk-for-go/services/sql/mgmt/2017-03-01-preview/sql
 package sql
 
 // Copyright (c) Microsoft and contributors.  All rights reserved.

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

@@ -19,10 +19,10 @@ package sql
 
 // UserAgent returns the UserAgent string to use when sending http.Requests.
 func UserAgent() string {
-	return "Azure-SDK-For-Go/v11.1.1-beta arm-sql/"
+	return "Azure-SDK-For-Go/v12.2.0-beta arm-sql/"
 }
 
 // Version returns the semantic version (see http://semver.org) of the client.
 func Version() string {
-	return "v11.1.1-beta"
+	return "v12.2.0-beta"
 }