Rename fletch -> dartino

tests/dartino_compiler/incremental/source_update.dart

 // Copyright (c) 2014, the Dart 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 file.
 
-library fletchc.test.source_update;
+library dartino_compiler.test.source_update;
 
 /// Returns [updates] expanded to full compilation units/source files.
 ///
 /// [updates] is a convenient way to write updates/patches to a single source
 /// file without repeating common parts.
 ///
 /// For example:
 ///   ["head ", ["v1", "v2"], " tail"]
 /// expands to:
 ///   ["head v1 tail", "head v2 tail"]
@@ skipping 129 matching lines @@
       }
     } else if (line.startsWith("<<<<")) {
       inDiff = true;
       result.add(<StringBuffer>[new StringBuffer()]);
     } else {
       result.last.write(line);
     }
   }
   return result;
 }