[mr2969] use time limit (from config) for awaiting map update thread bucket finish v 0.2 - implement freeze_hook() for detect and solve freezes in VMSS (NUI). - begin implement statistic; - corrections in algorythm of awaiting threads bucket finish; - correct cleanup MapBroken storage at map unload. - temp disable VMSS freeze detect (may be not need now). To be continued.
[mr2970] use Null locking in ObjectAccessor. must give some speedup.