Rust

Add zk-nullifier example and reorganize zk/ folder #148

Job	Run time
zk/zk-id	6m 29s
airdrop-implementations/simple-claim/program	5m 26s
basic-operations/native/native-program-burn	1m 22s
account-comparison	1m 28s
basic-operations/native/native-program-update	1m 24s
create-and-update	1m 28s
counter/native	1m 28s
zk/zk-nullifier	6m 5s
zk/zk-merkle-proof	1m 14s
counter/pinocchio	1m 23s
basic-operations/native/native-program-close	1m 20s
basic-operations/native/native-program-reinit	1m 19s
basic-operations/native/native-program-create	1m 14s
	31m 40s

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