class Puma::DSL

restart_command '/u/app/lolcat/bin/restart_puma'
@example

to Puma, as those are the same as the original process.
load Puma itself (ie. 'ruby -Ilib bin/puma'), not the arguments
Command to use to restart Puma. This should be just how to

def restart_command(cmd)
  @options[:restart_cmd] = cmd.to_s
end