patch applied (packages/base): Trim imports, remove a cycle

[Simon Peyton Jones]

Thu May  3 05:30:10 PDT 2007  simonpj at microsoft
  * Trim imports, remove a cycle
  
  A first attempt at removing gratuitous cycles in the base package.
  I've removed the useless module GHC.Dynamic, which gets rid of a cycle;
  and trimmed off various unnecesary imports.
  
  This also fixes the IsString import problem.
  

    M ./Data/Typeable.hs +4
    M ./Data/Typeable.hs-boot -2 +4
    M ./Foreign/Ptr.hs -1
    M ./Foreign/StablePtr.hs -1
    M ./Foreign/Storable.hs -1
    M ./Foreign/Storable.hs-boot -1
    R ./GHC/Dynamic.hs
    R ./GHC/Dynamic.hs-boot
    M ./GHC/Exts.hs +1
    M ./GHC/ForeignPtr.hs -4 +2
    M ./GHC/IOBase.lhs -1 +2
    M ./GHC/Storable.lhs -2 +1
    M ./base.cabal -1