(Fix) Update README

[garatortiz]

• What is it? (leave one option)

  • Bug (Fix)

• What was the root cause of the problem originally / what feature was missing? The README file is outdated in some data.

• How does this pull request solve it (in broad terms)? Update the README

• Does it close any open issues? Closes #60

• Quick checklist

  • [X] eslint shows no errors

    cd web-dapp
    eslint .

  • [X] docs were updated where necessary OR they don't need to be updated
  • [X] tests were updated where necessary OR they don't need to be updated

• Additional information

[coveralls]

Pull Request Test Coverage Report for Build 245

• 0 of 0 (NaN%) changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 68.573%

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Totals
Change from base Build 240:	0.0%
Covered Lines:	759
Relevant Lines:	1060

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💛 - Coveralls

[garatortiz]

@phahulin what do you think? are there any more outdated data?