add typeclassopedia.
add typeclassopedia.

erantapaa/hl,josefs/hl,kxxoling/hl,snoyberg/hl,gbaz/hl,haskell-lang/haskell-lang,erantapaa/hl,haskell-infra/hl,josefs/hl,kxxoling/hl,imalsogreg/hl,kxxoling/hl,haskell-infra/hl,bitemyapp/commercialhaskell.com,imalsogreg/hl,commercialhaskell/commercialhaskell.com,haskell-lang/haskell-lang,snoyberg/hl,erantapaa/hl,snoyberg/hl,commercialhaskell/commercialhaskell.com,commercialhaskell/commercialhaskell.com,josefs/hl,gbaz/hl,bitemyapp/commercialhaskell.com,bitemyapp/commercialhaskell.com,haskell-lang/haskell-lang,imalsogreg/hl,haskell-infra/hl,gbaz/hl