“The Tranquil Girl” (“An Cailín Ciúin”), in theaters Friday, is the very first movie in the Irish language to be nominated for the ideal worldwide aspect Academy Award. Instructed from the standpoint of its 9-calendar year previous protagonist, Cáit (Catherine Clinch), writer-director Colm Bairéad’s adaptation of Claire Keegan’s 2010 novella, “Foster” is as wonderful as it is devastating. Leisurely paced, like a working day on the rural farms in which it is established in 1981, “The Silent Girl” opens with an impression of Cáit hiding in a area, ignoring her mother’s simply call. Her household everyday living is everything but enjoyable. She is tormented by her siblings, her pregnant Mam…