adding instance for displaydata
adding instance for displaydata

FranklinChen/IHaskell,beni55/IHaskell,thomasjm/IHaskell,artuuge/IHaskell,sumitsahrawat/IHaskell,wyager/IHaskell,kfiz/IHaskell,beni55/IHaskell,thomasjm/IHaskell,qzchenwl/IHaskell,franklx/IHaskell,franklx/IHaskell,kfiz/IHaskell,aostiles/LiveHaskell,artuuge/IHaskell,FranklinChen/IHaskell,thomasjm/IHaskell,qzchenwl/IHaskell,sumitsahrawat/IHaskell,thomasjm/IHaskell,sumitsahrawat/IHaskell,aostiles/LiveHaskell,beni55/IHaskell,beni55/IHaskell,wyager/IHaskell,gibiansky/IHaskell,kfiz/IHaskell,wyager/IHaskell,artuuge/IHaskell,wyager/IHaskell,qzchenwl/IHaskell,franklx/IHaskell,qzchenwl/IHaskell,kfiz/IHaskell,artuuge/IHaskell,FranklinChen/IHaskell,franklx/IHaskell,FranklinChen/IHaskell,gibiansky/IHaskell,aostiles/LiveHaskell,gibiansky/IHaskell