Introduce register_test/6 to speed up test definition
Introduce register_test/6 to speed up test definition

joshprice/elixir,pedrosnk/elixir,pedrosnk/elixir,elixir-lang/elixir,ggcampinho/elixir,kimshrier/elixir,michalmuskala/elixir,kimshrier/elixir,kelvinst/elixir,ggcampinho/elixir,kelvinst/elixir