[GHC] #10448: Implement rest of "Add bifunctor related classes to base"-Proposal

[GHC]

#10448: Implement rest of "Add bifunctor related classes to base"-Proposal
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        Reporter:  hvr               |                   Owner:  ekmett
            Type:  task              |                  Status:  new
        Priority:  normal            |               Milestone:  7.12.1
       Component:  libraries/base    |                 Version:
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:  #9682             |                Blocking:
                                     |  Differential Revisions:  Phab:D336
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Comment (by ekmett):

 I'll happily set up the API changes in `bifunctors` to match what we want
 to have move into `base.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10448#comment:1>
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