1. Introduced code simplifications and bug fixes for POS transition support (the Merge).
2. Fixed txpool to racefully process un-parseable transactions from the database.
3. Fixed syntax error in docker-compose script.
4. Removed requirement for sudo from the Makefile.
5. Fixed error related to absense of temp dir.
6. Fixed txpool to not drop lots of pending transaction, thanks to external contributor u39kun.
7. Upgraded supported ethereum/tests to v11.