(Improvement) Readme and Deployment Scripts after ERC780

[phahulin]

Before filing an issue, please provide the following information:

• What is it? (leave one option)

  • (Improvement) proposal (i.e. some existing feature can be improved)

• What problem have you encountered (provide steps to reproduce if possible) / What feature are you talking about? After https://github.com/poanetwork/poa-popa/pull/93 contract deployment procedure changed, and it needs to be reflected in the README and in script that deploys local test network https://github.com/poanetwork/poa-popa/blob/master/utils/deploy_contract.js

• What is expected behaviour / What is proposed feature?

• In README

  • [ ] update schema ("A more detailed schematic view of the process:")
  • [ ] in "How to deploy to a real network" section describe deployment steps: erc780 registry, then libraries and PoPA contract, note to use erc780 registry's address in PoPA constructor

• In deployment script change deployment procedure: erc780 registry, then libraries and PoPA contract, use erc780 registry's address in PoPA constructor

• Additional information In https://github.com/poanetwork/poa-popa#running-javascript-tests also mention that redis-server needs to be installed locally to complete redis tests

[phahulin]

@fvictorio I think you can close this one, now that https://github.com/poanetwork/poa-popa/pull/106 is merged