Update many modules (#620)

* Update many modules.

go get -u golang.org/x/net
go get -u github.com/aws/aws-sdk-go
go get -u golang.org/x/oauth2
go get -u google.golang.org/api
go get -u gopkg.in/yaml.v2
go mod tidy

* Update modules

go get -u github.com/tiramiseb/go-gandi
go get -u github.com/miekg/dns
go mod tidy

vendor/github.com/aws/aws-sdk-go/internal/sdkio/byte.go

@@ -0,0 +1,12 @@
+package sdkio
+
+const (
+	// Byte is 8 bits
+	Byte int64 = 1
+	// KibiByte (KiB) is 1024 Bytes
+	KibiByte = Byte * 1024
+	// MebiByte (MiB) is 1024 KiB
+	MebiByte = KibiByte * 1024
+	// GibiByte (GiB) is 1024 MiB
+	GibiByte = MebiByte * 1024
+)