* Improve handling outbound message queues
* Cleanup queue faster
* Calculate queue sizes in background
* Force or limit split/merge depending on queue size
* Increase validate_ref limit for transaction
* Add all changes of public libraries to block size estimation
* Don't crash on timeout in GC
* Don't import external messages when queue is too big
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Co-authored-by: SpyCheese <mikle98@yandex.ru>
