Rather than pass in individual features, pass in the entire feature set
so that we can add the ed25519 program feature in a later commit.
(cherry picked from commit 0f62771f42)
Conflicts:
banks-server/src/banks_server.rs
core/src/banking_stage.rs
programs/secp256k1/src/lib.rs
rpc/src/rpc.rs
runtime/src/bank.rs
sdk/src/transaction.rs
sdk/src/transaction/sanitized.rs
c8f6a0817b