The first raw draft of a plan to manage the South Yuba River in Nevada County ponders everything from nude sunbathing to visitor limits to a glass bottle ban.The South Yuba River Comprehensive Management Plan's initial document was unveiled last week and is not even the document that will be released at the end of the month for public comment. It covers a 39-mile stretch from Lake Spaulding to Englebright Lake."We're giving people a running start with this first draft," said John Scull of the Bureau of Land Management and a member of the plan's management team.According to Tahoe National …