- Update tests/docu # New functionality in CachingIterator/RecursiveIteratorIterator not MFHed
- Add SplObjectStorage - Add RecursiveFilterIterator - Rename Observer to SplObserver - Rename Subject to SplSubject - Move SPL constants to class constants - Update docu
- bugfix #27063 - bugfix #27929 - bugfix #28099 - bugfix #28125 # The amount of code is needed to solve the return by reference problem. # dual_it and derived also need their own iterator handlers to be able # to return by reference.