[GHC] #9852: Add missing export lists

[GHC]

#9852: Add missing export lists
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              Reporter:  dfeuer      |            Owner:  dfeuer
                  Type:  task        |           Status:  patch
              Priority:  low         |        Milestone:  7.12.1
             Component:  Core        |          Version:  7.9
  Libraries                          |         Keywords:
            Resolution:              |     Architecture:  Unknown/Multiple
      Operating System:              |       Difficulty:  Moderate (less
  Unknown/Multiple                   |  than a day)
       Type of failure:              |       Blocked By:
  None/Unknown                       |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D551   |
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Comment (by Edward Z. Yang <ezyang@…>):

 In [changeset:"d6e7f5dc9db7e382ce34d649f85505176a451a04/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="d6e7f5dc9db7e382ce34d649f85505176a451a04"
 Add export lists to some modules.

 Summary:
 This makes it easier to see what is exported, and allows us to
 add non-exported top-level names.

 Reviewers: hvr, austin, ezyang

 Reviewed By: ezyang

 Subscribers: ezyang, carter, thomie

 Projects: #ghc

 Differential Revision: https://phabricator.haskell.org/D551

 GHC Trac Issues: #9852
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9852#comment:4>
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