Add more net compatibility

Required for net/http.

src/net/dial.go

@@ -0,0 +1,24 @@
+package net
+
+import (
+	"context"
+	"time"
+)
+
+type Dialer struct {
+	Timeout   time.Duration
+	Deadline  time.Time
+	KeepAlive time.Duration
+}
+
+func Dial(network, address string) (Conn, error) {
+	return nil, ErrNotImplemented
+}
+
+func Listen(network, address string) (Listener, error) {
+	return nil, ErrNotImplemented
+}
+
+func (d *Dialer) DialContext(ctx context.Context, network, address string) (Conn, error) {
+	return nil, ErrNotImplemented
+}