add a blurb to README for mobile
add a blurb to README for mobile

gibiansky/IHaskell,sumitsahrawat/IHaskell,franklx/IHaskell,sumitsahrawat/IHaskell,franklx/IHaskell,sumitsahrawat/IHaskell,gibiansky/IHaskell,franklx/IHaskell,thomasjm/IHaskell,gibiansky/IHaskell,franklx/IHaskell,thomasjm/IHaskell,thomasjm/IHaskell,thomasjm/IHaskell