Issue #1704864 by nick_schuch, Stalski, larowlan, kostyashupenko, andymartha,...

Issue #1704864 by nick_schuch, Stalski, larowlan, kostyashupenko, andymartha, xjm, webchick, zuuperman, tim.plunkett, catch, alexverb, irawan, ling-drupal: Add a "Required" and "Show by default" option for "Text area with a summary" field/widget