Renaming unittest parts- missed these when giving the libraries proper names.

pkg/unittest/lib/src/pretty_print.dart

 // Copyright (c) 2013, 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 pretty_print;
+library unittest.pretty_print;
 
 import 'utils.dart';
 
 /**
  * Returns a pretty-printed representation of [object].
  *
  * If [maxLineLength] is passed, this will attempt to ensure that each line is
  * no longer than [maxLineLength] characters long. This isn't guaranteed, since
  * individual objects may have string representations that are too long, but
  * most lines will be less than [maxLineLength] long.
@@ skipping 77 matching lines @@
       } else {
         return "${typeName(object)}:$value";
       }
     }
   }
 
   return _prettyPrint(object, 0, new Set(), true);
 }
 
 String _indent(int length) => new List.filled(length, ' ').join('');