1. Fixed panics in txpool when running block proposer.
2. Further optimisations of RPC method eth_getLogs, thanks to external contributor elee1766.
3. New feature - logging into files as well as to the standard output/error stream. See command line options log.dir.path, log.dir.verbosity, log.console.verbosity, etc.
4. Fixed retrieval of bor receipts, thanks for external contributor tsutsu.
5. Reduced RAM usage when performing indexing of snapshots.
6. Upstreamed all Otterscan patches, thanks to external contributor wmitsuda.
7. Potentially fixed to intermittendly stuck POS reverse download sync.
8. Fixed (not perfectly) edge cases caused by the change of compression parameters for block snapshot files.