[GHC] #9926: Restore INSTALL file in src dist

[GHC]

#9926: Restore INSTALL file in src dist
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        Reporter:  goldfire          |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:  7.10.1
       Component:  Documentation     |                 Version:  7.10.1-rc1
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Comment (by thoughtpolice):

 I actually don't recall this. `git log --follow -- INSTALL` in the root
 doesn't tell me anything; nonetheless, we could add something I suppose,
 just adding a new `INSTALL` file to the root directory should do the
 trick.

 Would anyone like to try?

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9926#comment:1>
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