message: [now-cli] Add tests for project linking and framework detection
  Adds two test cases:
  linking a project and overwriting build settings
  "overwrite settings" prompt should not appear when no framework is detected
diff: @@ -477,6 +477,15 @@ CMD ["node", "index.js"]`,
  },
  }),
  },
  + 'project-link': {
  + 'pages/index.js':
  + 'export default () => <div><h1>Now CLI test</h1></div>',
  + 'package.json': JSON.stringify({
  + dependencies: {
  + gatsby: 'latest',
  + },
  + }),
  + },
  };
  for (const typeName of Object.keys(spec)) {
  