Publicouse Okular 0.24

The 0.24 version of Okular has been released together with KDE Applications 15.12 release. This release introduces minor bugfixes and features, you can check the full changelog at https://www.kde.org/announcements/changelogs/applications/15.12.0/#okular. Okular 0.24 is a recommended update for everyone using Okular.