def nearbys(radius = 20, options = {})
      return nil unless geocoded?
      options.merge!(:exclude => self) unless send(self.class.primary_key).nil?
      self.class.near(self, radius, options)
    end
def nearbys(radius = 20, options = {})
      return nil unless geocoded?
      options.merge!(:exclude => self) unless send(self.class.primary_key).nil?
      self.class.near(self, radius, options)
    end
Get nearby geocoded objects.
 Takes the same options hash as the near class method (scope).
 Returns nil if the object is not geocoded.