Version 2.5-beta2 Changes since 2.4.0.1: * update ical4j: now allows UTC properties to have non-UTC values for compatibility * use AndroidX Room for database access * AccountActivity reworked - use tabs for CalDAV/CardDAV/Webcal - use RecyclerView, PagedList adapter and Room observeable queries for best performance even with huge lists - progress bars now also show pending syncs * DavService: don't delete all homesets/collections on refresh, but update only changed rows * vCard: use "groupX" instead of "davdroidX" for property grouping * use Conscrypt to bring modern TLS versions/ciphers to all supported Android versions * many small improvements and bug fixes