Bukkit

Default configuration:

update:
  checkForUpdates: true
  autoInstallUpdates: true

exactLookup: true

update.checkForUpdates - Whether to check for updates when the plugin starts update.autoInstallUpdates - Whether to automatically download and install any update found.

exactLookup - Whether to lookup online players by the exact name specified. If false, then online players can be matched by giving the start of their name (e.g /whoWas Aaron10 for Aaron1011)