code: public long create(String name, GpsTraceDetails.Visibility visibility, String description,
  			final Iterable<GpsTrackpoint> trackpoints)
  	{
  		return create(name, visibility, description, null, trackpoints);
  	}
docs: Upload a new trace with no tags
  
  @see #create(String, GpsTraceDetails.Visibility, String, List, Iterable)