cmd, node, rpc: move websockets into node, break singleton

rpc/ipc_windows.go

@@ -239,6 +239,9 @@ func Dial(address string) (*PipeConn, error) {
 	for {
 		conn, err := dial(address, nmpwait_wait_forever)
 		if err == nil {
+			// Ugly hack working around some async connectivity issues
+			time.Sleep(100 * time.Millisecond)
+
 			return conn, nil
 		}
 		if isPipeNotReady(err) {
@@ -360,6 +363,9 @@ func Listen(address string) (*PipeListener, error) {
 	if err != nil {
 		return nil, err
 	}
+	// Ugly hack working around some async connectivity issues
+	time.Sleep(100 * time.Millisecond)
+
 	return &PipeListener{
 		addr:   PipeAddr(address),
 		handle: handle,