safety third

a variety of security fixes/improvements

thanks to everyone who contributed!

What's Changed

• add potential fix for OOR access on Vector by @0xTylerHolmes in #54
• Refactor test gen by @ralexstokes in #67
• update ssz-rs-test-gen readme by @ralexstokes in #68
• Common trait impls by @ralexstokes in #55
• simplify some of the serialization routines by @ralexstokes in #65
• change headline name to reflect crate name by @ralexstokes in #70
• Adds code coverage workflow and badge. by @claravanstaden in #59
• Update README.md by @ralexstokes in #71
• Update README.md by @ralexstokes in #72
• remove MerkleCache and partial code by @ralexstokes in #74
• Remove panic defaults in List and Vector by @doubledup in #56
• Replace index with get by @doubledup in #60
• Ignore ssz-rs-derive & ssz-rs-test-gen for coverage by @doubledup in #75
• Note possible checked_sub cases by @doubledup in #57
• add/hide docs so all public items are documented by @ralexstokes in #77
• consolidate hash tree root implementation by @ralexstokes in #87
• feat: derive Hash for merkle node by @jacobkaufmann in #90
• Make no_std build work with serde feature enabled by @aeryz in #58
• refactor exports to skip duplication in lib.rs by @ralexstokes in #80
• harden typing to increase safety of serialization routine by @ralexstokes in #81
• error on extra input when deserializing Union[None] for some SSZ union type by @ralexstokes in #83
• skip some duplicate checks when deserializing fixed types by @ralexstokes in #84
• simplify proc macro validation by @ralexstokes in #85
• Reduce use of "magic numbers" by @ralexstokes in #86
• remove unnecessary dep: prefix for ssz-rs feature set by @ralexstokes in #89
• v0.9.0 release by @ralexstokes in #91

New Contributors

• @0xTylerHolmes made their first contribution in #54
• @doubledup made their first contribution in #56
• @jacobkaufmann made their first contribution in #90
• @aeryz made their first contribution in #58

Full Changelog: v0.8.0...v0.9.0