Uses external context package for server-tls.go
This fix uses external context package for server-tls.go
This fix is a follow up to 1468.
package dnsserver
import (
- "context"
"crypto/tls"
"fmt"
"net"
"github.com/miekg/dns"
+ "golang.org/x/net/context"
)
// ServerTLS represents an instance of a TLS-over-DNS-server.
