vvisp console should read proxy address when contract is upgradeable

[JhChoy]

I'm submitting a...

[ ] Regression (a behavior that used to work and stopped working in a new release)
[x] Bug report  
[ ] Performance issue
[ ] Feature request
[ ] Documentation issue or request
[ ] Other... Please describe:

Current behavior

"contracts": {
    "Haechi": {
      "upgradeable": true,
      "address": "0x806a5AF48fFf09E4e11041c8b80ec81896291a2a",
      "fileName": "HaechiV1.sol",
      "proxy": "0xb3d76b17ed24d32c2b335f4b94d734e94eff03c4"
    },
    "Gym": {
      "upgradeable": true,
      "address": "0xe9483CBF7FFCaAeA09BAb89363B309257fB511D5",
      "fileName": "HaechiGym.sol",
      "proxy": "0x37c86caa520225d40139e00a6e565bf8002999f3"
    }
  }

Expected behavior

When upgradeable property of contract is true, vvisp should read proxy property instead of address

Environment

vvisp version: v0.3.0


Environment:
- Node version: v10.15.0
- Operating system: MacOSX