Issue #1140188 by torotil, NROTC_Webmaster, cam8001, agi.novanta, jhedstrom, lnunesbr, kathyh: Fatal errors during or after adding default values for autocomplete widgets

Issue #2242749 by znerol, torotil, rszrama, larowlan, dawehner, penyaskito, tim.plunkett, sun, Damien Tournoud, David_Rothstein,  effulgentsia: Fixed Port Form API security fix SA-CORE-2014-002 to Drupal 8.