Update charted to 0.4.8 and roll

packages/matcher/lib/src/description.dart

 // Copyright (c) 2012, 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 matcher.description;
-
 import 'interfaces.dart';
 import 'pretty_print.dart';
 
 /// The default implementation of [Description]. This should rarely need
 /// substitution, although conceivably it is a place where other languages
 /// could be supported.
 class StringDescription implements Description {
   final StringBuffer _out = new StringBuffer();
 
   /// Initialize the description with initial contents [init].
@@ skipping 42 matching lines @@
       if (separate) {
         add(separator);
       }
       addDescriptionOf(item);
       separate = true;
     }
     add(end);
     return this;
   }
 }