Added mutex manager.
Added more mutex_mgr objects.
Merge branch 'master' of https://github.com/actorquedeveloper/torque

Conflicts:
	src/server/req_manager.c
Merge branch 'master' of https://github.com/actorquedeveloper/torque
Merge branch 'master' of https://github.com/actorquedeveloper/torque
Fixed a compile error and a unit test problem.