[1.13.0]
Update open-web-calendar to 1.51
Full Changelog
Update dependencies
Update Dutch translation by Mark Kuiphuis and michte, Finnish by Ricky Tigg, Tamil by தமிழ்நேரம், Icelandic by Sveinn í Felli, Ukrainian by Максим Горпиніч, Slovak by Warder, Kabyle by ButterflyOfFire, Chinese (Simplified Han script) by Alioc