Mention sigil_R as valid option to create a regex
Mention sigil_R as valid option to create a regex

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