[3.2] Backport push_transaction optimizations. #484
Merged
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Optimize push_transaction by using deque instead of vector to avoid vector having to reallocate and move transaction receipts and max transaction metas in block.
std::deque used for boost < 1.71 now since configurable boost::container::deque is not available until boost 1.71. boost deque used if boost >= 1.71 available.
Calculate action_receipt digest at action execution time to avoid copying of action_receipts and to bill for hash.
Calculate transaction_receipt digest at transaction execution time to bill for hash.
Resolves: #358