anqin/toft — pull request #1 by anqin (2013-08-18 10:11:05+00:00)
Title: Add lock-free thread pool

Lock-free thread pool will achive more performance than mutex-based one.

In this patch,

(1) Add lock-free queue to avoid the mutex and condiation valiable
(2) Replace the intrusive_list with lock-free queue in thread pool