Version 1.7.3

* improvements for custom certificates (CustomCertService is shut down when not needed anymore)
* update to okhttp/3.9.0 (including ALPN support)
* minor improvements and bug fixes

Version 1.7.3

* improvements for custom certificates (CustomCertService is shut down when not needed anymore)
* update to okhttp/3.9.0 (including ALPN support)
* minor improvements and bug fixes

Version 1.7.2

* make event color support optional (opt-in) for compatibility with major calendar apps which crash when event colors are used
* optimize logging
* upgrade support library
* minor optimizations and bug fixes

To synchronize per-event colors, enable the option in DAVdroid account settings before synchronizing a calendar. To make it working for already synchronized events:

1. uncheck the calendar in the DAVdroid account
2. enable per-color events in DAVdroid account settings
3. check the calendar in the DAVdroid account
4. force-sync

Version 1.7.2

* make event color support optional (opt-in) for compatibility with major calendar apps which crash when event colors are used
* optimize logging
* upgrade support library
* minor optimizations and bug fixes

To synchronize per-event colors, enable the option in DAVdroid account settings before synchronizing a calendar. To make it working for already synchronized events:

1. uncheck the calendar in the DAVdroid account
2. enable per-color events in DAVdroid account settings
3. check the calendar in the DAVdroid account
4. force-sync

Version 1.7.1

* minor bug fixes and optimizations

Version 1.7.1

* minor bug fixes and optimizations

Version 1.7

* support per-event colors for events (RFC 7986 COLOR)
* WiFi SSID restriction: allow multiple SSIDs
* minor improvements and bug fixes

Version 1.7

* support per-event colors for events (RFC 7986 COLOR)
* WiFi SSID restriction: allow multiple SSIDs
* minor improvements and bug fixes

Version 1.6.5

* rewrite of complete app to Kotlin finished (UI rewritten)
* resource detection can now be cancelled (use the back button)
* race condition in certificate handling fixed
* other minor improvements and bug fixes

Version 1.6.5

* rewrite of complete app to Kotlin finished (UI rewritten)
* resource detection can now be cancelled (use the back button)
* race condition in certificate handling fixed
* other minor improvements and bug fixes

Version 1.6.4

* rewritten everything except UI/tests to Kotlin
* improved certification notifications
* improved debug info (shows connectivity)
* optimizations and bug fixes

Version 1.6.4

* rewritten everything except UI/tests to Kotlin
* improved certification notifications
* improved debug info (shows connectivity)
* optimizations and bug fixes

Version 1.6.4 (beta1)

* rewritten everything except UI (and tests) to Kotlin
* minor optimizations, bug fixes, improvements

Version 1.6.3

* vcard4android rewritten in Kotlin
* contacts sync: disable Android 7 hash code hack for Android 8+ (was fixed by Google upon our request)
* raise required API level to 16 (Android 4.1)
* minor library updates, improvements, bug/crash fixes

Version 1.6.3

* vcard4android rewritten in Kotlin
* contacts sync: disable Android 7 hash code hack for Android 8+ (was fixed by Google upon our request)
* raise required API level to 16 (Android 4.1)
* minor library updates, improvements, bug/crash fixes

Version 1.6.2

* ical4android was rewritten in Kotlin
* library updates; okhttp/3.8.1 fixes some connectivity problems
* minor improvements and optimizations

Version 1.6.2

* ical4android was rewritten in Kotlin
* library updates; okhttp/3.8.1 fixes some connectivity problems
* minor improvements and optimizations

Version 1.6.1.1

* debug info: fix HTTP request/response body display
* minor optimizations

Version 1.6.1.1

* debug info: fix HTTP request/response body display
* minor optimizations

Version 1.6.1

* cert4android: don't show InterruptedException
* rewrite dav4android to Kotlin