Seventh beta release. This is a bugfix release but it also features an improved emoji selector. Published also on Google Play beta channel (Google Play flavor) and F-Droid (basic flavor).

Fixes:

#211: new emoji selector overflow input method
#224: fix excessive CPU usage while uploading/downloading
#279: persist registration data
#290: include own number in sync
#296: fix country code - phone number validation
#297: fix crash after account removal
#301: fix race condition leading to ANR

Some of the issues are not shown here. You can see all the issues closed with this release here.
Download apk files here:

https://kontalk.raunz.name/files/Kontalk-3.0-beta7-googleplay.apk (Google Play flavor)
https://kontalk.raunz.name/files/Kontalk-3.0-beta7-basic.apk (basic flavor)