This recommended update for messagelib fixes the following issues:

- Fix clicking on HTML Side Bar to toggle between html and plain
text (kde#367997)
- Fix that clicking on certain links
doesn't open them in the browser (boo#1015303)
- Fix attachments from kmail to other applications (boo#1012346)
- Fix that attachments are included as plain text in replies
(boo#1024833)

- KDE Applications 16.08.2
https://www.kde.org/announcements/announce-applications-16.08.2.php

- Update to KDE Applications 16.08.1
* KDE Applications 16.08.1
* https://www.kde.org/announcements/announce-applications-16.08.1.php

- Build only on architectures supported by libqt5-qtwebengine

- Update to KDE Applications 16.08.0
* KDE Applications 16.08.0
* https://www.kde.org/announcements/announce-applications-16.08.0.php

- Update to KDE Applications 16.07.90
* KDE Applications 16.07.90 (16.08-RC)
* https://www.kde.org/announcements/announce-applications-16.07.90.php

- Cleanup build requirements
- Add necessary dependencies to the devel package

- Update to KDE Applications 16.04.3
* KDE Applications 16.04.3
* https://www.kde.org/announcements/announce-applications-16.04.3.php

- Update to KDE Applications 16.04.2
* KDE Applications 16.04.2
* https://www.kde.org/announcements/announce-applications-16.04.2.php

- Update to KDE Applications 16.04.1
* KDE Applications 16.04.1
* https://www.kde.org/announcements/announce-applications-16.04.1.php

- Update to KDE Applications 16.04.0
* KDE Applications 16.04.0
* https://www.kde.org/announcements/announce-applications-16.04.0.php

- Update to KDE Applications 16.03.90
* KDE Applications 16.04.0 RC
* https://www.kde.org/announcements/announce-applications-16.04-rc.php