Update docker dependency

We need the `pkg/term` dep from docker with OPOST added to the MakeRaw
call in order for the new runc 1.0 integration to work properly.

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

vendor/github.com/docker/docker/pkg/ioutils/fmt.go

@@ -1,22 +0,0 @@
-package ioutils
-
-import (
-	"fmt"
-	"io"
-)
-
-// FprintfIfNotEmpty prints the string value if it's not empty
-func FprintfIfNotEmpty(w io.Writer, format, value string) (int, error) {
-	if value != "" {
-		return fmt.Fprintf(w, format, value)
-	}
-	return 0, nil
-}
-
-// FprintfIfTrue prints the boolean value if it's true
-func FprintfIfTrue(w io.Writer, format string, ok bool) (int, error) {
-	if ok {
-		return fmt.Fprintf(w, format, ok)
-	}
-	return 0, nil
-}

vendor/github.com/docker/docker/pkg/templates/templates.go

@@ -1,6 +1,7 @@
 package templates
 
 import (
+	"bytes"
 	"encoding/json"
 	"strings"
 	"text/template"
@@ -10,8 +11,12 @@ import (
 // functions provided to every template.
 var basicFunctions = template.FuncMap{
 	"json": func(v interface{}) string {
-		a, _ := json.Marshal(v)
-		return string(a)
+		buf := &bytes.Buffer{}
+		enc := json.NewEncoder(buf)
+		enc.SetEscapeHTML(false)
+		enc.Encode(v)
+		// Remove the trailing new line added by the encoder
+		return strings.TrimSpace(buf.String())
 	},
 	"split":    strings.Split,
 	"join":     strings.Join,

vendor/github.com/docker/docker/pkg/term/termios_linux.go

@@ -35,7 +35,7 @@ func MakeRaw(fd uintptr) (*State, error) {
 	newState := oldState.termios
 
 	newState.Iflag &^= (syscall.IGNBRK | syscall.BRKINT | syscall.PARMRK | syscall.ISTRIP | syscall.INLCR | syscall.IGNCR | syscall.ICRNL | syscall.IXON)
-	newState.Oflag &^= syscall.OPOST
+	newState.Oflag |= syscall.OPOST
 	newState.Lflag &^= (syscall.ECHO | syscall.ECHONL | syscall.ICANON | syscall.ISIG | syscall.IEXTEN)
 	newState.Cflag &^= (syscall.CSIZE | syscall.PARENB)
 	newState.Cflag |= syscall.CS8