message: docs(server): minor doc comments on roles
diff: 'use strict'
  +// Conventions:
  +// "weight: 1000" => resource owner
  +// "weight: 100" => resource viewer / basic user
  +// Anything in between 100 and 1000 can be used for escalating priviliges.
  +
  module.exports = [
  /**
  * Roles for "this" server.
  