Update for block cache trait #82

Job	Run time
Bitrot check	4m 10s
Latest build on ubuntu-latest	1m 23s
Clippy (MSRV)	4m 54s
Build target wasm32-wasi	3m 52s
Latest build on windows-latest	1m 25s
Clippy (beta)	15s
Latest build on macOS-latest	1m 40s
Code coverage	7m 1s
Intra-doc links	5m 7s
Rustfmt	14s
protobuf consistency	4m 22s
UUID validity	4s
Test on ubuntu-latest	5m 28s
Test on ubuntu-latest with --features orchard	5m 21s
Test on ubuntu-latest with --features unstable-nu6	5m 19s
Test on ubuntu-latest with --features zfuture	5m 30s
Test on windows-latest	5m 23s
Test on windows-latest with --features orchard	5m 23s
Test on windows-latest with --features unstable-nu6	5m 28s
Test on windows-latest with --features zfuture	4m 51s
Test on macOS-latest	5m 39s
Test on macOS-latest with --features orchard	5m 37s
	1h 28m 26s

Provide feedback