normalise markup by default (#316)

[akkoma] / priv / repo / migrations / 20181201104428_add_uuid_extension.exs

defmodule Pleroma.Repo.Migrations.AddUUIDExtension do
  use Ecto.Migration

  def up do
    execute("create extension if not exists \"uuid-ossp\"")
  end

  def down, do: :ok
end