BN128 elliptic curve operations for Elixir

If available in Hex, the package can be installed by adding bn to your list of dependencies in mix.exs:

def deps do
  [
    {:bn, "~> 0.2.2"}
  ]
end

Documentation can be generated with ExDoc and published on HexDocs. Once published, the docs can be found at https://hexdocs.pm/bn.