patch applied (ghc): Replace ioToTcRn with liftIO

[Ian Lynagh]

Thu Jan 17 14:05:53 PST 2008  Twan van Laarhoven <twanvl at gmail.com>
  * Replace ioToTcRn with liftIO

    M ./compiler/ghci/Linker.lhs -1 +1
    M ./compiler/ghci/RtClosureInspect.hs -3 +2
    M ./compiler/rename/RnNames.lhs -3 +3
    M ./compiler/typecheck/TcClassDcl.lhs -3 +3
    M ./compiler/typecheck/TcDeriv.lhs -2 +2
    M ./compiler/typecheck/TcRnMonad.lhs -6 +1
    M ./compiler/typecheck/TcSplice.lhs -2 +2