Refactoring of i18n
* wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * Update CHANGELOG.md * wip * wip * wip * wip * wip * wip * wip * wip * wip * wip * Update CHANGELOG.md * Update CHANGELOG.md * wip * Update CHANGELOG.md * wip * wip * wip * wip