Rename fletch -> dartino

pkg/mqtt/publish-sample.dart

Index: pkg/mqtt/publish-sample.dart
diff --git a/pkg/mqtt/publish-sample.dart b/pkg/mqtt/publish-sample.dart
index 245a0aff0add15c7e27c944a8a41db71a2574c84..c0fc2726eb65c8b7853e53d500fae554f56f57a9 100644
--- a/pkg/mqtt/publish-sample.dart
+++ b/pkg/mqtt/publish-sample.dart
@@ -1,11 +1,11 @@
-import 'dart:fletch';
+import 'dart:dartino';
 import 'package:mqtt/mqtt.dart';
 
 // Sample code for publishing messages.
 //
 // For an end-to-end sample, first run subscribe-sample.dart, and then start
 // this program next to see the communication between the two. Note that this
-// program has to be started in a second session, e.g. `fletch start
+// program has to be started in a second session, e.g. `dartino start
 // publish-sample.dart in session 2'.
 void main() {
   // Create MQTT client.