- Use --portal-rpc-url as url option to connect to Portal JSON-RPC
interface, just as --web3-url for EL JSON RPC interface.
- Improve logging to know beter which call on which JSON-RPC
interface fails
* Add nph check to fluffy CI lint
* Add a section on nph usage in the fluffy.guide
* Update copyright years for altered files
* Avoid chained methods formatting style in db code
* Update nph in CI to v0.5
* Remove leftover commented import
* Move comment to avoid nph turning complex list into simple list (nph bug)
* Update nph in CI to v0.5.1
* Formatting fluffy with nph v0.5.1