Update project authors statements to Dartino

samples/simple_todo/java/SimpleTodo.java

-// Copyright (c) 2015, the Fletch project authors. Please see the AUTHORS file
+// 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 fletch.*;
 
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 
 class SimpleTodo {
@@ skipping 25 matching lines @@
       System.err.println("Failed loading snapshot: file not found.");
       System.exit(1);
     } catch (IOException e) {
       System.err.println("Failed loading snapshot: unknown error.");
       System.exit(1);
     }
 
     TodoController.InteractWithService();
   }
 }