Added object counter for main engine thread.
Fixed counter allocation reentrancy problem.


git-svn-id: http://yate.null.ro/svn/yate/trunk@5780 acf43c95-373e-0410-b603-e72c3f656dc1
Count circuit alocated objects in the plugin creating them.


git-svn-id: http://yate.null.ro/svn/yate/trunk@5781 acf43c95-373e-0410-b603-e72c3f656dc1