[GHC] #7863: Verbosity level for quieter Template Haskell

[GHC]

#7863: Verbosity level for quieter Template Haskell
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    Reporter:  dolio             |       Owner:                  
        Type:  feature request   |      Status:  new             
    Priority:  normal            |   Milestone:                  
   Component:  Template Haskell  |     Version:  7.6.3           
    Keywords:                    |          Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |     Failure:  None/Unknown    
  Difficulty:  Unknown           |    Testcase:                  
   Blockedby:                    |    Blocking:                  
     Related:                    |  
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Comment(by simonpj):

 If someone wants to make this output appear only `-v2`, that'd be fine
 with me.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7863#comment:3>
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