Remove incorrect NaiveDatetime.from_unix/to_unix
Remove incorrect NaiveDatetime.from_unix/to_unix

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