Update files and grammar in LEGAL
Update files and grammar in LEGAL

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