[GHC] #1337: Fix wrong indentation from Text.PrettyPrint.HughesPJ fill (fcat and fsep)

[GHC]

#1337: Fix wrong indentation from Text.PrettyPrint.HughesPJ fill (fcat and fsep)
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 Reporter:  thorkilnaur       |          Owner:  thorkilnaur
     Type:  bug               |         Status:  new        
 Priority:  normal            |      Milestone:  6.8 branch 
Component:  libraries/pretty  |        Version:  6.6.1      
 Severity:  normal            |     Resolution:             
 Keywords:                    |     Difficulty:  Unknown    
 Testcase:  Pp003             |   Architecture:  Unknown    
       Os:  Unknown           |  
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Comment (by simonmar):

 Thorkil - can you give us an update on this one?  Is it clear what needs
 to be done and/or are you waiting for anything from us?

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1337#comment:7>
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