[GHC] #873: Add System.Directory.installFile

[GHC]

#873: Add System.Directory.installFile
-----------------------------+----------------------------------------------
  Reporter:  simonmar        |          Owner:         
      Type:  task            |         Status:  new    
  Priority:  normal          |      Milestone:  6.8    
 Component:  libraries/base  |        Version:  6.4.2  
  Severity:  normal          |     Resolution:         
  Keywords:                  |             Os:  Unknown
Difficulty:  Easy (1 hr)     |   Architecture:  Unknown
-----------------------------+----------------------------------------------
Changes (by simonmar):

  * milestone:  6.6 => 6.8

Comment:

 punt, we can do this in Cabal if necessary until 6.8.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/873>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler