This weekend the PGA Tour made its annual post-Masters stop on Hilton Head Island for the RBC Heritage Tournament. Nothing has done more to market the resort island than the Heritage, which began Thanksgiving weekend 1969 with a fortuitous win by Arnold Palmer. At that time Hilton Head had barely begun its career as a resort after a first career as sea island cotton plantations and a hundred years as a residential island for former slaves and their descendants. The 2012 coverage of the RBC Heritage on the Golf Channel and CBS Sports offers up a full-color advertisement of what Hilton Head has to offer. During voiceovers going into and out of commercials, the producers deliver corporate blimp aerial shots of Calibogue Sound and…