- 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.
- Remove all overloading hooks -> array_read/array_access must be rewritten
- Remove all basic iterators
- Remove all 'spl_' prefixing exposed to user level
- Add RecursiveIterator, RecursiveIteratorIterator
- Add DirectoryIterator, DirectoryTreeIterator
- Add some examples