[GHC] #5787: Add instances to ZipList

[GHC]

#5787: Add instances to ZipList
-------------------------------+--------------------------------------------
  Reporter:  pumpkin           |          Owner:                  
      Type:  feature request   |         Status:  new             
  Priority:  normal            |      Milestone:  7.6.2           
 Component:  libraries/base    |        Version:  7.2.2           
Resolution:                    |       Keywords:                  
        Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown      |     Difficulty:  Unknown         
  Testcase:                    |      Blockedby:                  
  Blocking:                    |        Related:                  
-------------------------------+--------------------------------------------
Changes (by merijn):

  * status:  closed => new
  * resolution:  invalid =>


Comment:

 Attached patch.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5787#comment:6>
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