v1.2.0
[pdata/bitset] pass io engine by reference
[build] Update fixedbitset to v0.5.7
[array walker] pass io engine by reference
[era_dump/restore (rust)] Support displaying writeset blocks in ranges
[build] Update rand to 0.9.1
[era] Factor out MetadataGenerator
Introduce EngineBuilder which is a nicer interface than passing bools to a contructor
[all] Fix clippy warning of elided lifetime parameters
[thin/era] Check availability of metadata snap
[pdata] Use more descriptive std::io::Error in low-level pack/unpack functions
[build] Update quick-xml to v0.36