Update aws-sdk-go: v1.0.7 -> v1.0.8

Adds support for the ap-northeast-2 (Seoul) region

vendor/github.com/aws/aws-sdk-go/private/endpoints/endpoints.json

@@ -78,6 +78,9 @@
     "ap-northeast-1/s3": {
       "endpoint": "s3-{region}.amazonaws.com"
     },
+    "ap-northeast-2/s3": {
+      "endpoint": "s3-{region}.amazonaws.com"
+    },
     "sa-east-1/s3": {
       "endpoint": "s3-{region}.amazonaws.com"
     },

vendor/github.com/aws/aws-sdk-go/private/endpoints/endpoints_map.go

@@ -57,6 +57,9 @@ var endpointsMap = endpointStruct{
 		"ap-northeast-1/s3": {
 			Endpoint: "s3-{region}.amazonaws.com",
 		},
+		"ap-northeast-2/s3": {
+			Endpoint: "s3-{region}.amazonaws.com",
+		},
 		"ap-southeast-1/s3": {
 			Endpoint: "s3-{region}.amazonaws.com",
 		},

vendor/github.com/aws/aws-sdk-go/private/protocol/query/unmarshal.go

@@ -25,5 +25,5 @@ func Unmarshal(r *request.Request) {
 
 // UnmarshalMeta unmarshals header response values for an AWS Query service.
 func UnmarshalMeta(r *request.Request) {
-	// TODO implement unmarshaling of request IDs
+	r.RequestID = r.HTTPResponse.Header.Get("X-Amzn-Requestid")
 }