patch applied (ghc-6.8/packages/bytestring): Note that the ByteString searching api is about to be replaced

[Duncan Coutts]

Fri Sep 28 16:21:47 PDT 2007  Duncan Coutts <duncan at haskell.org>
  * Note that the ByteString searching api is about to be replaced
  So add a deprecated note to that effect to encourage people not to use them.
  Besides, the current implementation is slower than a naive search.

    M ./Data/ByteString.hs +2