title: Cannot read property 'transformFile' of undefined exception vue-native
body: <p>I just wanted to try vue-native. However I get this error.
  <strong>bundling failed: TypeError: Cannot read property 'transformFile' of undefined</strong></p>
  
  <p>Here is my package.json file</p>
  
  <pre><code>{
    "name": "vueNativeDeneme",
    "version": "0.0.1",
    "private": true,
    "scripts": {
      "start": "node node_modules/react-native/local-cli/cli.js start",
      "test": "jest"
    },
    "dependencies": {
      "react": "16.8.3",
      "react-native": "0.59.10",
      "vue-native-core": "^0.1.4",
      "vue-native-helper": "^0.1.4"
    },
    "devDependencies": {
      "@babel/core": "7.6.4",
      "@babel/runtime": "7.6.3",
      "babel-jest": "24.9.0",
      "jest": "24.9.0",
      "metro-react-native-babel-preset": "0.56.3",
      "react-test-renderer": "16.8.3"
    },
    "jest": {
      "preset": "react-native"
    }
  }
  
  </code></pre>
  
  <p>How can I fix this?</p>