v3.0-rc3

Third release candidate for the new XMPP version. Published also on Google Play and on F-Droid (basic flavor). This is a bugfix-only release, but two new languages were added: Japanese and Serbian.

Fixes:

• #248: add received pictures to gallery
• #376: fix donations through Play Store
• #377: workaround for DAVDroid bug
• #383, #389, #394, #396, #397: improvements to battery life
• #386: support for multiple links in a message
• #390: fix incoming messages wrong order

Changes:

• #381: new languages: Japanese, Serbian

You can see all the details for the issues closed with this release here.
Download apk files here:

• https://kontalk.raunz.name/files/Kontalk-3.0-rc3-googleplay.apk (Google Play flavor)
• https://kontalk.raunz.name/files/Kontalk-3.0-rc3-basic.apk (basic flavor)