ActionGroup-based serialization format for Orchard v6 #429

Job	Run time
Build target wasm32-wasi	1m 6s
Bitrot check	1m 13s
Latest build on ubuntu-latest	1m 5s
Check ZFuture build on Linux	20s
Latest build on windows-latest	2m 59s
Clippy (MSRV)	1m 11s
Check ZFuture build on macOS	27s
Latest build on macOS-latest	1m 12s
Clippy (beta)	15s
Check ZFuture build on Windows	2m 37s
Code coverage	6m 33s
Intra-doc links	1m 24s
Rustfmt	12s
protobuf consistency	56s
UUID validity	4s
Test on Linux	7m 33s
Test Orchard on Linux	7m 36s
Test NU6 on Linux	8m 41s
Test on macOS	6m 19s
Test Orchard on macOS	6m 21s
Test on Windows	11m 19s
Test Orchard on Windows	12m 27s
Test NU6 on Windows	12m 20s
	1h 34m 10s

Provide feedback