[GHC] #1525: :browse shouldn't print single-constructor data definitions twice

[GHC]

#1525: :browse shouldn't print single-constructor data definitions twice
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    Reporter:  sorear           |        Owner:  simonpj    
        Type:  feature request  |       Status:  new        
    Priority:  high             |    Milestone:  6.8        
   Component:  Compiler         |      Version:  6.7        
    Severity:  minor            |   Resolution:             
    Keywords:                   |   Difficulty:  Easy (1 hr)
          Os:  Unknown          |     Testcase:             
Architecture:  Unknown          |  
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Changes (by simonpj):

  * owner:  => simonpj

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1525>
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