mt_allocator.h: Reuse thread id's as soon as possible by changing the behaviour of...

2004-01-15  Stefan Olsson  <stefan@snon.net>

	* include/ext/mt_allocator.h: Reuse thread id's as soon as
	possible by changing the behaviour of thread_freelist to do
	push_front when threads die instead of push_back.

From-SVN: r75939