patch applied (packages/base): Sync Data.ByteString with stable branch

[Don Stewart]

Fri Sep  8 22:01:11 PDT 2006  Don Stewart <dons at cse.unsw.edu.au>
  * Sync Data.ByteString with stable branch
  
  This patch: 
      * hides the LPS constructor (its in .Base if you need it)
      * adds functions to convert between strict and lazy bytestrings
      * and adds readInteger
  

    M ./Data/ByteString.hs -34 +1
    M ./Data/ByteString/Base.hs -1 +47
    M ./Data/ByteString/Char8.hs -1 +47
    M ./Data/ByteString/Lazy.hs -23 +18
    M ./Data/ByteString/Lazy/Char8.hs -13 +62