Small refactoring on IEx.Options
Small refactoring on IEx.Options

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