v1.5.0: Add power switch and PT translation

What's Changed

• Feature/add french translations by @bestycame in #23
• Feature/add graceful shutdown button by @bestycame in #22
• Create pt.json by @ViPeR5000 in #27

New Contributors

• @bestycame made their first contribution in #23
• @ViPeR5000 made their first contribution in #27

Full Changelog: v1.4.0...v1.5.0