code: public Description addDescription(String description) {
  		Description prop = new Description(description);
  		addDescription(prop);
  		return prop;
  	}
docs: Adds a detailed description to the journal entry. The description should
  be a more detailed version of the one provided by the {@link Summary}
  property.
  @param description the description
  @return the property that was created
  @see <a href="http://tools.ietf.org/html/rfc5545#page-84">RFC 5545
  p.84-5</a>
  @see <a href="http://tools.ietf.org/html/rfc2445#page-81">RFC 2445
  p.81-2</a>