Tests for implicit self.
Tests for implicit self.

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