* Change names used to look up estimated spendbundle sizes in get_fee_estimate RPC
* Update tests
* add test for get_spendbundle_type_cost
* add spend_count to get_fee_estimate
* Update chia/rpc/full_node_rpc_api.py
Co-authored-by: Jeff <jeff@chia.net>
Co-authored-by: Jeff <jeff@chia.net>
* Add MempoolRemoveReason, which represents why we are removing a MempoolItem
* Add integration tests for remove_from_pool. Generalize call count tracking in mock Fee Estimator.
* Hold a ref to the fee estimator when the Mempool is destroyed and re-created. Unify the sharing of information between Mempool and MempoolManager
* Adjust tests to new Mempool create interface
* Store dynamic Mempool info in the FeeEstimator and static info in the Mempool
* Adjust tests
* Restore logging of block cost % calculation to use documented full block size
* Omit check for nil self.last_mempool_info
* Annotate Mempool members
* Add integration test for add_mempool_item
* Annotate types in BitcoinFeeEstimator class
* Fixes the case when a fee estimation request is made before the FullNode has initialized a peak
* Clarify code by setting defaults early
* Only spawn one full node in test
