guzzle/iterator — pull request #2 by hakre (2013-09-04 07:31:41+00:00)
Title: ChunkedIterator expects Iterator not Traversable - Fixed.

ChunkedIterator has a flaw on expecting an Iterator on
IteratorIterator::getInnterIterator(), however that
provides a Traversable which must not have the used
valid() method.

- ref: http://php.net/iteratoriterator.getinneriterator