[GHC] #7444: Update documentation regarding derivability of Generic1

[GHC]

#7444: Update documentation regarding derivability of Generic1
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Reporter:  spl               |          Owner:  dreixel         
    Type:  bug               |         Status:  merge           
Priority:  normal            |      Component:  Compiler        
 Version:  7.7               |       Keywords:                  
      Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
 Failure:  None/Unknown      |      Blockedby:                  
Blocking:                    |        Related:                  
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Comment(by spl):

 Excellent! I now see it in the 7.6.1 release notes. (I think it should
 have been in the highlights, myself.)

 Now, I finally have a reason to install 7.6.1. ;)

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7444#comment:4>
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