Remove unused optional argument from Record.{deffunctions, deftypes}.
Remove unused optional argument from Record.{deffunctions, deftypes}.

Fixes #744.

beedub/elixir,pedrosnk/elixir,ggcampinho/elixir,antipax/elixir,lexmag/elixir,kimshrier/elixir,kelvinst/elixir,antipax/elixir,joshprice/elixir,elixir-lang/elixir,kimshrier/elixir,ggcampinho/elixir,pedrosnk/elixir,kelvinst/elixir,gfvcastro/elixir,beedub/elixir,gfvcastro/elixir,michalmuskala/elixir,lexmag/elixir