Ethereum RPC Methods

[lemmih]

Issue summary

The following RPC methods are necessary to be compatible with the glif.io public RPC provider (post-FVM).

• [ ] Everything in https://github.com/ChainSafe/forest/issues/4164
• [x] EthAccounts
• [x] #4686
• [x] EthBlockNumber
• [x] Filecoin.EthCall
• [x] EthChainId
• [x] #4556
• [x] #4493
• [x] #4167
• [x] #4183
• [x] #4360
• [x] #4307
• [x] #4310
• [ ] Filecoin.EthGetFilterChanges #4670
• [ ] Filecoin.EthGetFilterLogs #4671
• [ ] Filecoin.EthGetLogs #4669
• [x] #4368
• [x] #4341
• [x] #4701
• [x] #4702
• [x] #4463
• [x] #4703
• [x] #4487
• [x] #4506
• [x] #4689
• [ ] #4704
• [x] #4511
• [x] #4666
• [x] #4665
• [x] #4667
• [x] Filecoin.EthProtocolVersion
• [ ] #4706
• [ ] #4707
• [x] EthSyncing
• [ ] #4708
• [ ] #4709
• [x] #4668
• [ ] #4710
• [ ] #4839

Lotus documentation for the RPC methods: https://github.com/filecoin-project/lotus/blob/master/documentation/en/api-v1-unstable-methods.md

Other information and links