Implement warp syncing for the full node

[tomaka]

cc #131

This big PR is a working change, and I'm opening it mostly to show progress.
I intend to extract individual changes from it and merge these individual changes separately.

[tomaka]

Blocks verification fails with:

Log { log_level: 0, target: "runtime", message: "panicked at /rustc/cc66ad468955717ab92600c770da8c1601a4ff33/library/alloc/src/collections/btree/navigate.rs:535:47:\ncalled Option::unwrap() on a None value" }
[2023-12-28T10:13:23.011Z] [warn] failed-block-verification; hash=0x0d76…7690; height=18793982; total_duration=797.057541ms; error=wasm unreachable instruction executed

I don't actually understand what's going on here.

EDIT: was caused by wasmi

[tomaka]

Superseded by #1538