Delhi High Court upholds divorce granted to a couple; husband cannot label wife’s refusal to fast on Karwa Chauth as cruelty; court says different religious beliefs and not performing religious duties not cruelty; wife’s refusal to fast, coupled with her conduct, fortifies conclusion of no respect for husband; wife’s act of declaring herself a widow termed extreme cruelty; couple married in 2009 and had a girl in 2011; woman left matrimonial home before having the baby.