Issue #987238 by acbramley, jenlampton, ajalan065, idebr, nsuit, dcam,...

Issue #987238 by acbramley, jenlampton, ajalan065, idebr, nsuit, dcam, aLearner, LinL, smustgrave, realityloop, rootwork, lluvigne, jlbellido, Cauliflower, alvar0hurtad0, vito_a, pflame, hussainweb, kim.pepper, colinafoley, mohit_aghera, netlooker, pawelgorski87, internetdevels, kattekrab, David_Rothstein, webchick, yoroy, xjm, Everett Zufelt, benjifisher, haydeniv, naveenvalecha, LarsKramer, yesct, godotislate, mstrelan, dig1, tim.plunkett, longwave, Renee S: "Promoted to front page" for new content types should default to Un-Checked