Mother Goddam : Bette DavisWith the ruefulness implicit in her title, but also with honesty and a bitchy bonhomie that seldom adorn such Sunset sagas, Bette Davis pictures herself as Mother Goddam, a tamable shrew who never found her Petruchio. Her four marriages suffered inevitably from income patibility. In 1946, Bette Davis earned more ($328,000) than any other woman in the U. S.; one ex husband, clearing out with the pretty nursemaid, even sued for alimony. Says she: "The