The white supremacist and Nazi reference "1488" was spray-painted on the Central home of Carolyn Howard earlier this month. (Photo courtesy WAFB-TV)Caroline Morrison-Howard has lived on Littlefield Avenue in Central for decades, inside the Plantation Way subdivision. That neighborhood name choice has taken on new significance. According to a lawsuit filed June 4 in 19th Judicial District Court, a 13-year-old neighbor began a six-month campaign…