Update project authors statements to Dartino

pkg/fletchc/lib/src/please_report_crash.dart

-// 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.
 
 library fletchc.please_report_crash;
 
 import 'guess_configuration.dart' show
     fletchVersion;
 
 bool crashReportRequested = false;
 
@@ skipping 52 matching lines @@
   }
   StringBuffer buffer = new StringBuffer();
   buffer.writeln(safeToString(error));
   if (stackTrace != null) {
     buffer.writeln(safeToString(stackTrace));
   } else {
     buffer.writeln("No stack trace.");
   }
   return '$buffer';
 }