Warren Buffett has fired the CEO of paint company Benjamin Moore after just fifteen months on the job. Buffett announced that Bob Merritt, who has worked with Buffett for years and turned around Outback Steakhouse, had been let go during a conference call last Friday, reports James Covert for The New York Post. Merritt took over for Denis Abrams last year after mounting complaints from local dealers about how they were being treated. Abrams forced them to accept exclusive contracts and, according to the dealers, squeezed money from them wherever he could and charged for marketing services without actually providing…