* Check program account before attempting to create it
* Use last_valid_slot to timeout status checks
* Include transaction history in RpcClient::get_signature_statuses requests
* Improve solana-deploy send-transactions
* Clippy
* Improve mock deploy test
* Review comments
(cherry picked from commit 19f385db76)
Co-authored-by: Tyera Eulberg <teulberg@gmail.com>