Martina McBride’s mother, Jeanne Schiff, 84, passed away on Jan. 10 in Andover, Kan., after emergency heart surgery. Martina shared the news in a heartfelt Facebook post: My mom passed away this morning. She was a complex and amazing woman. Strong. Chic. No-nonsense. Hilarious. Witty. She had the prettiest hair and skin and hands…I loved…