Update meta and logging library descriptions; tweak fixnum

pkg/logging/lib/logging.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.
 
 /**
- * Provides APIs for debugging and error logging. This library introduces
- * abstractions similar to those used in other languages, such as the Closure JS
+ * Support for debugging and error logging.
+ *
+ * This library introduces abstractions similar to
+ * those used in other languages, such as the Closure JS
  * Logger and java.util.logging.Logger.
  *
- * ## Installing ##
- *
- * Use [pub][] to install this package. Add the following to your `pubspec.yaml`
- * file.
- *
- *     dependencies:
- *       logging: any
- *
- * Then run `pub install`.
- *
- * For more information, see the
- * [logging package on pub.dartlang.org][pkg].
- *
- * [pub]: http://pub.dartlang.org
- * [pkg]: http://pub.dartlang.org/packages/logging
+ * For information on installing and importing this library, see the
+ * [logging package on pub.dartlang.org]
+ * (http://pub.dartlang.org/packages/logging).
  */
 library logging;
 
 import 'dart:async';
 
 /**
  * Whether to allow fine-grain logging and configuration of loggers in a
  * hierarchy. When false, all logging is merged in the root logger.
  */
 bool hierarchicalLoggingEnabled = false;
@@ skipping 279 matching lines @@
 
   static int _nextNumber = 0;
 
   /** Associated exception (if any) when recording errors messages. */
   var exception;
 
   LogRecord(this.level, this.message, this.loggerName, [this.exception])
       : time = new DateTime.now(),
         sequenceNumber = LogRecord._nextNumber++;
 }