* rename verifiers
* rename `PreparedBlock` to `SemanticallyVerifiedBlock`
* rename `CommitBlock` to `SemanticallyVerifiedBlock`
* rename `FinalizedBlock` to `CheckpointVerifiedBlock`
* rename `CommitFinalizedBlock` to `CommitCheckpointVerifiedBlock`
* rename `FinalizedWithTrees` to `ContextuallyVerifiedBlockWithTrees`
* rename `ContextuallyValidBlock` to `ContextuallyVerifiedBlock`
* change some `finalized` variables or function arguments to `checkpoint_verified`
* fix docs
* document the difference between `CheckpointVerifiedBlock` and `ContextuallyVerifiedBlock`
* fix doc links
* apply suggestions to request
Co-authored-by: Marek <mail@marek.onl>
* apply suggestions to service
Co-authored-by: Marek <mail@marek.onl>
* apply suggestions to finalized_state.rs and write.rs
Co-authored-by: Marek <mail@marek.onl>
* fmt
* change some more variable names
* change a few missing generics
* fix checkpoint log issue
* rename more `prepared` vars `semantically_verified`
* fix test regex
* fix test regex 2
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Co-authored-by: Marek <mail@marek.onl>