Implementation of Geth node debugging API's (web3-eth-debug).

[princesinha19]

Description

I implemented all Geth node debugging management API's.
https://github.com/ethereum/go-ethereum/wiki/Management-APIs#list-of-management-apis

Fixes #2637 (Partially)

Type of change

• New feature

Checklist:

• I have selected the correct base branch.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no warnings.
• I have updated or added types for all modules I've changed
• Any dependent changes have been merged and published in downstream modules.
• I ran npm run test in the root folder with success and extended the tests if necessary.
• I ran npm run build in the root folder and tested it in the browser and with node.
• I ran npm run dtslint in the root folder and tested that all my types are correct
• I have tested my code on an ethereum test network.

[coveralls]

Coverage increased (+0.08%) to 95.634% when pulling e2be9d0 on princesinha19:debug-methods into 42f9126 on ethereum:1.0.

[nivida]

I will write tomorrow the documentation for the Web3 Debug Module and merge your PR after that. Thanks, @princesinha19 for creating all these modules! :)

[princesinha19]

okay, @nivida. If you want me to write the documentation then, I can do that.

[joshstevens19]

Top work 👍

[nivida]

@princesinha19 Could you implement the unresolved conversations here? Thanks!:)

[princesinha19]

Yes, I will do it today.