old_contents: from spockbot import Client
  from spockbot.plugins.core import auth, event, net, taskmanager, timer, ticker
  from spockbot.plugins.helpers import (
      chat, clientinfo, craft, entities, interact, inventory,
      keepalive, movement, physics, respawn, start, world)
  from bat import bat, command, curses
  
  plugins = [
      ('auth', auth.AuthPlugin),
      ('event', event.EventPlugin),
      ('net', net.NetPlugin),
      ('taskmanager', taskmanager.TaskManager),
      ('ticker', ticker.TickerPlugin),
      ('timer', timer.TimerPlugin),
  
      ('chat', chat.ChatPlugin),
      ('clientinfo', clientinfo.ClientInfoPlugin),
      ('craft', craft.CraftPlugin),
      ('entities', entities.EntitiesPlugin),
      ('interact', interact.InteractPlugin),
      ('inventory', inventory.InventoryPlugin),
      ('keepalive', keepalive.KeepalivePlugin),
      ('movement', movement.MovementPlugin),
      ('physics', physics.PhysicsPlugin),
      ('respawn', respawn.RespawnPlugin),
      ('start', start.StartPlugin),
      ('world', world.WorldPlugin),
  
      ('bat', bat.BatPlugin),
      ('commands', command.CommandPlugin),
      ('curses', curses.CursesPlugin),
  ]
  
  # login_credentials should contain a dict with 'username' and 'password'
  #from login_credentials import settings
  settings = {
      'start': { 'username': 'Bat', },
      'auth': { 'authenticated': False, },
  }
  client = Client(plugins=plugins, start=settings)
  
  client.start('localhost', 25565)
  
new_contents: from spockbot import Client
  from spockbot.plugins import default_plugins as plugins
  from bat import bat, command, curses
  
  plugins.extend([
      ('bat', bat.BatPlugin),
      ('commands', command.CommandPlugin),
      ('curses', curses.CursesPlugin),
  ])
  
  # login_credentials should contain a dict with 'username' and 'password'
  #from login_credentials import settings
  settings = {
      'start': { 'username': 'Bat', },
      'auth': { 'authenticated': False, },
  }
  client = Client(plugins=plugins, start=settings)
  
  client.start('localhost', 25565)
  
subject: Update start.py for new plugins