Move definition of with_index below
Move definition of with_index below

Right now is defined in the middle of two definitions of max function.

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