[GHC] Batch modify: #427, #2280, #3575, #3620, #5278

Batch modification to #427, #2280, #3575, #3620, #5278 by thoughtpolice: component to Core Libraries Comment: Moving over to new owning component 'Core Libraries'. -- Tickets URL: http://ghc.haskell.org/trac/ghc/query?id=427%2C2280%2C3575%2C3620%2C5278 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler