HsSyck-0.42: Changes

[Changes for 0.041 - 2008-02-19]

* Update the ByteString function calls for the ByteStrings packaged
  with GHC 6.8.2 (and up).
  Improve Cabal metadata.
  Contributed by: Gwern Branwen

[Changes for 0.04 - 2007-06-16]

* Add Haddock documentations; no functional changes.
  Contributed by: Jaap Weel

[Changes for 0.03 - 2007-05-21]

* First working Hackage release: Unbreak the build by adding
  missing extra-source-files.
  Requested by: Bryan O'Sullivan