[zanata/zanata-platform] 208af7: fix: use babel-jest for storyshot tests

[GitHub]

  Branch: refs/heads/efloden/upgrade-webpack-4.5.0
  Home:   https://github.com/zanata/zanata-platform
  Commit: 208af75ed92888ed70c3bfd6ae1a90534b3a9c8a
      https://github.com/zanata/zanata-platform/commit/208af75ed92888ed70c3bfd6ae1a90534b3a9c8a
  Author: efloden <efloden at redhat.com>
  Date:   2018-04-26 (Thu, 26 Apr 2018)

  Changed paths:
    A server/zanata-frontend/src/.babelrc
    M server/zanata-frontend/src/.storybook-editor/__snapshots__/storyshots-editor.test.js.snap
    M server/zanata-frontend/src/jest.config.json

  Log Message:
  -----------
  fix: use babel-jest for storyshot tests