By RONALYN V. OLEA Bulatlat.com MANILA – The father of a farmer killed during the April 1 dispersal in Kidapawan City, North Cotabato filed criminal charges against a military witness. Ebao Sulang, whose 22-year-old son Darwin was one of the two killed, charged Charlie Pasco with perjury before the Department of Justice (DoJ), Aug. 2.…