3.13.6

 * language: Drop British English to make page smaller
 * region: Drop, instead show all locales in the language page
 * keyboard: Show all layouts (in the expanded list)
 * account: Whitelist realmd actions to enable enterprise setup
 * timezone: Remove icon to make page smaller
 * Improve keyboard navigation
 * Bring back existing-user mode
 * Translation updates
  Indonesian
  Korean
  Oriya
  Punjabi
  Serbian
  Slovak
  Swedish
  Tamil
  Telugu