# File lib/rbot/core/config.rb, line 216
  def help(plugin, topic="")
    case plugin
    when "config"
      case topic
      when "list"
      _("config list => list configuration modules, config list <module> => list configuration keys for module <module>")
      when "get"
      _("config get <key> => get configuration value for key <key>")
      when "unset"
      _("reset key <key> to the default")
      when "set"
      _("config set <key> <value> => set configuration value for key <key> to <value>")
      when "desc"
      _("config desc <key> => describe what key <key> configures")
      when "add"
      _("config add <value> to <key> => add value <value> to key <key> if <key> is an array")
      when "rm"
      _("config rm <value> from <key> => remove value <value> from key <key> if <key> is an array")
      else
      _("config module - bot configuration. usage: list, desc, get, set, unset, add, rm")
      # else
      #   "no help for config #{topic}"
      end
    when "nick"
      _("nick <newnick> => change the bot nick to <newnick>, if possible")
    when "status"
      _("status => display some information on the bot's status")
    when "save"
      _("save => save current dynamic data and configuration")
    when "rescan"
      _("rescan => reload modules and static facts")
    when "version"
      _("version => describes software version")
    else
      _("config-related tasks: config, save, rescan, version, nick, status")
    end
  end