* Rework transaction processing result forwarding
Durable nonce prereq
* Add Durable Nonce program API
* Add runtime changes for Durable Nonce program
* Register Durable Nonce program
* Concise comments and bad math
* Fix c/p error
* Add rent sysvar to withdraw ix
* Remove rent exempt required balance from Meta struct
* Use the helper
* Remove Blobs and switch to Packets
* Fix some gossip messages not respecting MTU size
* Failure to serialize is not fatal
* Add log macros
* Remove unused extern
* Apparently macro use is required
* Explicitly scope macro
* Fix test compile
* Name anonymous parameters for clarity
* Add CommitmentConfig to select bank for rpc
* Add commitment information to jsonrpc docs
* Update send_and_confirm retries as per commitment defaults
* Pass CommitmentConfig into client requests; also various 'use' cleanup
* Use _with_commitment methods to speed local_cluster tests
* Pass CommitmentConfig into Archiver in order to enable quick confirmations in local_cluster tests
* Restore solana ping speed
* Increase wallet-sanity timeout to account for longer confirmation time
* Remove core::result dependency from blocktree
* Remove core::result dependency from shred
* Move Packet from core::packet to sdk::packet
This way we don't need to split perf_libs yet.
* Disable packet when compiling BPF programs
* rename rent.rs to rent_calculator.rs
* add rent sysvar
* integrate rent_calculator with bank
* rent_calculator integration with genesis
* add test for rent sysvar
* Remove unused PohServiceConfig::Step
* Clarify variable name
* Poh::hash() now takes an iteration counter
* man -> max
* Inline functions with single call site
* Move PohServiceConfig into GenesisBlock
* Add plumbing to enable real PoH on testnets
* Batch hashes to improve PoH hash rate
* Ensure a constant hashes_per_tick
* Remove PohEntry mixin field
* Poh/PohEntry no longer maintains tick_height
* Ensure a constant hashes_per_tick
* ci/localnet-sanity.sh: Use real PoH
* Rework Poh/PohService to keep PohRecorder unlocked as much as possible while hashing