[GHC] #8193: document :kind! in ghci built-in help

[GHC]

#8193: document :kind! in ghci built-in help
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        Reporter:  rwbarton           |            Owner:
            Type:  bug                |           Status:  patch
        Priority:  normal             |        Milestone:
       Component:  GHCi               |          Version:  7.4.2
      Resolution:                     |         Keywords:
Operating System:  Unknown/Multiple   |     Architecture:  Unknown/Multiple
 Type of failure:  Documentation bug  |       Difficulty:  Unknown
       Test Case:                     |       Blocked By:
        Blocking:                     |  Related Tickets:
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Changes (by rwbarton):

 * status:  new => patch


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8193#comment:1>
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