Some invalid HTML in the hosts page is causing warnings while running hosts controller tests.

ignoring attempt to close tbody with table
  opened at byte 19234, line 277
  closed at byte 19244, line 278
  attributes at open: {}
  text around open: "td>\n      </tr>\n    <tbody>\n  </table>\n\n" 
  text around close: "</tr>\n    <tbody>\n  </table>\n\n  <div cla"