[GHC] #666: Collection hierarchy proposal

[GHC]

#666: Collection hierarchy proposal
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  Reporter:  jpbernardy        |          Owner:         
      Type:  feature request   |         Status:  new    
  Priority:  normal            |      Milestone:         
 Component:  libraries/base    |        Version:  6.4.1  
  Severity:  normal            |     Resolution:         
  Keywords:  Data collections  |             Os:  Unknown
Difficulty:  Unknown           |   Architecture:  Unknown
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Changes (by jpbernardy):

  * keywords:  Data Collections => Data collections

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/666>
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