chore(package): update i18next to version 2.4.0
chore(package): update i18next to version 2.4.0

http://greenkeeper.io/
i18next/react-i18next,i18next/react-i18next,i18next/react-i18next,i18next/react-i18next,i18next/react-i18next,i18next/react-i18next,i18next/react-i18next,i18next/react-i18next