msgpack/msgpack-php — pull request #6 by bobrik (2012-09-25 11:48:55+00:00)
Title: Added is_map function to check is array map or plain array

This is copy of msgpack/msgpack#111 because of msgpack-php split.
Fixes msgpack/msgpack#87 (bug with incorrect packing of mixed arrays).

Patch is pretty straightforward.