There’s a baby on the way for Amanda Righetti. The Mentalist star, 29, is expecting her first child with her husband of six years, producer/director Jordan Alan, her rep confirms to PEOPLE. The baby is due this winter. “She is very excited. Should Christians use online dating services? Yes, and with gusto! Online dating doesn’t correct the well-documented imbalance of devout Christian women (abundant supply) to like-hearted men (a paucity),…