[haddock] #37: Hide instances that are "internal" to a module

[haddock]

#37: Hide instances that are "internal" to a module
------------------------+---------------------------------------------------
Reporter:  waern        |        Owner:     
    Type:  enhancement  |       Status:  new
Priority:  minor        |    Milestone:     
 Version:               |   Resolution:     
Keywords:               |  
------------------------+---------------------------------------------------
Comment (by ross):

 That is, instances where either the class or the type constructor is
 defined in the module but not exported.

-- 
Ticket URL: <http://trac.haskell.org/haddock/ticket/37#comment:1>
haddock <http://www.haskell.org/haddock>
Haddock, The Haskell Documentation Tool