Revert "Switch to new vendor directory layout"

This reverts commit d5742209d3.

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

vendor/github.com/godbus/dbus/transport_generic.go

@@ -1,35 +0,0 @@
-package dbus
-
-import (
-	"encoding/binary"
-	"errors"
-	"io"
-)
-
-type genericTransport struct {
-	io.ReadWriteCloser
-}
-
-func (t genericTransport) SendNullByte() error {
-	_, err := t.Write([]byte{0})
-	return err
-}
-
-func (t genericTransport) SupportsUnixFDs() bool {
-	return false
-}
-
-func (t genericTransport) EnableUnixFDs() {}
-
-func (t genericTransport) ReadMessage() (*Message, error) {
-	return DecodeMessage(t)
-}
-
-func (t genericTransport) SendMessage(msg *Message) error {
-	for _, v := range msg.Body {
-		if _, ok := v.(UnixFD); ok {
-			return errors.New("dbus: unix fd passing not enabled")
-		}
-	}
-	return msg.EncodeTo(t, binary.LittleEndian)
-}