Rename fletch -> dartino

pkg/mqtt/lib/src/mqtt_client.dart

 // Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE.md file.
 
-import 'dart:fletch';
-import 'dart:fletch.ffi';
+import 'dart:dartino';
+import 'dart:dartino.ffi';
 import 'package:ffi/ffi.dart';
 
 // MQTT success value
 const int MQTTCLIENT_SUCCESS = 0;
 
 // Foreign functions from the native Paho library
 final ForeignLibrary _mqttLib = new
     ForeignLibrary.fromName(ForeignLibrary.bundleLibraryName('paho-mqtt3c'));
 final ForeignFunction _MQTTClient_create =
     _mqttLib.lookup('MQTTClient_create');
@@ skipping 232 matching lines @@
       switch (wordSize) {
         case 4:
           setInt32(offsets[0], value);
         case 8:
           setInt32(offsets[1], value);
         default:
           throw "IndexedStruct: Unsupported machine word size.";
       }
   }
 }