Pageant Outcry Over the Standards for the Ideal Miss
Article discusses outcry over decision by board of Miss America Pageant to adopt new rules that would clear way for divorced woman or one who had had an abortion to compete for crown; many supporters and contestants in pageant say that new standards would ruin essence of contest they hold sacrosanct; pageant organizers, in wake of outcry, have decided to reconsider new standards; photo (M)