Add a test for submodules
Add a test for submodules

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