[GHC] #2461: add Traversable generalizations of mapAccumL and mapAccumR

[GHC]

#2461: add Traversable generalizations of mapAccumL and mapAccumR
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    Reporter:  ross            |        Owner:         
        Type:  proposal        |       Status:  closed 
    Priority:  normal          |    Milestone:         
   Component:  libraries/base  |      Version:         
    Severity:  normal          |   Resolution:  fixed  
    Keywords:                  |     Testcase:         
Architecture:  Unknown         |           Os:  Unknown
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Changes (by ross):

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

Comment:

 There was limited discussion (with a large sidetrack on <**>).  A few in
 favour, no dissent.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2461#comment:1>
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