Remove old react3l packages

Remove old packages on NPM:

  • react3l
  • react3l-advanced-filters
  • react3l-axios-observable
  • react3l-cli
  • i18next-extractor
  • react-i18next-extract
      yarn remove react3l react3l-advanced-filters react3l-axios-observable i18next-extractor react3l-cli