add basic docblock comment for RSSXML::parseSubscription
add category, skipHours, skipDays, and generator to advanged example
add generator to Feed
make a Category class and use it instead of strings in the category class
add Category to unit test
add generator to unit test
parse the category of a feed
parse generator
add Skipping to feeds
add assertContainsAll to Parser test
add SkipHours and SkipWeekdays parsing
use category object when serializing
serialize RSS with a given generator if defined in the feed rather than the default RSSXML serialized data
use new classes in Article
allow for multiple enclosures on an article
use DOMDocument better in the unit tests