[zanata/zanata-platform] 6dc6ad: use lodash sumBy

[GitHub]

  Branch: refs/heads/tm-merge-select-all
  Home:   https://github.com/zanata/zanata-platform
  Commit: 6dc6ad639cee6255dbb3dd1f286f020f45786ab8
      https://github.com/zanata/zanata-platform/commit/6dc6ad639cee6255dbb3dd1f286f020f45786ab8
  Author: Alex Eng <aeng at redhat.com>
  Date:   2018-08-27 (Mon, 27 Aug 2018)

  Changed paths:
    M server/zanata-frontend/src/app/containers/ProjectVersion/ProjectVersionPanels.js

  Log Message:
  -----------
  use lodash sumBy



      **NOTE:** This service has been marked for deprecation: https://developer.github.com/changes/2018-04-25-github-services-deprecation/

      Functionality will be removed from GitHub.com on January 31st, 2019.