Update meta and logging library descriptions; tweak fixnum

R=mcampione@google.com

Review URL: https://codereview.chromium.org//23220007

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/logging@26562 260f80e4-7a28-3924-810f-c04153c831b5
1 file changed
tree: faeab92d1c03977dc2288c0da9b957572ab2e38e
  1. lib/
  2. test/
  3. pubspec.yaml