code: public Description setDescription(String description) {
  		Description property = (description == null) ? null : new Description(description);
  		setDescription(property);
  		return property;
  	}
docs: Sets the human-readable description of the calendar as a whole.
  @param description the description or null to remove
  @return the property that was created
  @see <a
  href="http://tools.ietf.org/html/draft-ietf-calext-extensions-01#page-6">draft-ietf-calext-extensions-01
  p.6</a>