Switch to using the dep tool and update all the dependencies

vendor/github.com/aws/aws-sdk-go/awstesting/client.go

@@ -0,0 +1,24 @@
+package awstesting
+
+import (
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/aws/client"
+	"github.com/aws/aws-sdk-go/aws/client/metadata"
+	"github.com/aws/aws-sdk-go/aws/defaults"
+)
+
+// NewClient creates and initializes a generic service client for testing.
+func NewClient(cfgs ...*aws.Config) *client.Client {
+	info := metadata.ClientInfo{
+		Endpoint:    "http://endpoint",
+		SigningName: "",
+	}
+	def := defaults.Get()
+	def.Config.MergeIn(cfgs...)
+
+	if v := aws.StringValue(def.Config.Endpoint); len(v) > 0 {
+		info.Endpoint = v
+	}
+
+	return client.New(*def.Config, info, def.Handlers)
+}