Update git submodules
- Update scripts/i18n from branch 'master' to e4b4fdea604ba864779b7188ef50e6102f138b2b
- Localisation updates from https://translatewiki.net.
Change-Id: Iccc1b4eae7bbdc3e9f35d57ffdcd174b37dc7982
- Localisation updates from https://translatewiki.net.