message: update tool for babel 7
diff: import {
  transform,
  -} from 'babel-core'
  +} from '@babel/core'
  import {
  readFile,
  writeFile,
  @@ -144,6 +144,18 @@ async function extractMessages() {
  babelrc: true,
  plugins: [
  'react-intl',
  + ['@babel/plugin-proposal-decorators', { 'legacy': true }],
  + '@babel/plugin-proposal-class-properties',
  + '@babel/plugin-proposal-function-bind',
  + '@babel/plugin-transform-destructuring',
  + '@babel/plugin-proposal-object-rest-spread',
  + '@babel/plugin-transform-runtime',
  + '@babel/plugin-syntax-dynamic-import',
  + ['@babel/plugin-transform-modules-commonjs', {
  + 'allowTopLevelThis': true,
  + }],
  + '@babel/plugin-proposal-function-sent',
  + '@babel/plugin-proposal-throw-expressions',
  ],
  filename: fileName,
  })
  