Issue #83: Add support for `__getnewargs_ex__`
Merge pull request #85 from marcintustin/master

Issue #83: Add support for `__getnewargs_ex__`

Signed-off-by: David Aguilar <davvid@gmail.com>
jsonpickle tests: add PicklingProtocol4TestCase to suite()

Signed-off-by: David Aguilar <davvid@gmail.com>