[GHC] #10609: Make up instances

[GHC]

#10609: Make up instances
-------------------------------------+-------------------------------------
              Reporter:  fumieval    |             Owner:
                  Type:  feature     |            Status:  new
  request                            |         Milestone:
              Priority:  normal      |           Version:  7.10.1
             Component:              |  Operating System:  Unknown/Multiple
  libraries/base                     |   Type of failure:  None/Unknown
              Keywords:              |        Blocked By:
          Architecture:              |   Related Tickets:
  Unknown/Multiple                   |
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------
 The following instances are missing as of now.

 * Foldable ZipList
 * Traversable ZipList
 * Functor Complex
 * Foldable Complex
 * Traversable Complex
 * Applicative Complex
 * Monad Complex
 * Monoid a => Monoid (Identity a)

 Original discussion:
 https://mail.haskell.org/pipermail/libraries/2015-June/025886.html

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10609>
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