Rebuilding ohai slide

ohai.rb

Ohai.plugin(:ApacheModules) do
  require 'mixlib/shellout'
  provides "apache/modules"

  collect_data(:default) do
    string = Mixlib::ShellOut.new("apachectl -t -D DUMP_MODULES")
    string.run_command
    apache Mash.new
    apache[:modules] = string.stdout
  end
end