The Commomwealth's Speaker of the House, Sal DiMasi, is well-known for his opposition to Governor Deval Patrick's casino plan. There's no turning back now. The Globe reports today that DiMasi played golf at exclusive South Florida clubs with Joe O'Donnell, owner of Eastie's Suffolk Downs horse track, who wants a gaming license. They also report that DiMasi met the famously rich casino magnate Donald Trump "...at a cocktail party at the Mar-a-Lago Club, an......