Opencast 18.7

Opencast 19.4

Opencast 18.6

Merge branch 'chapter-scrolling' of Arnei/opencast-editor into r/19.x

Pull request #1678

  Fix vertical scrolling in chapter view

Merge branch 'r/19.x' into develop

Merge branch 'r/18.x' into r/19.x

Merge branch 'add-back-italian' of Arnei/opencast-editor into r/18.x

Pull request #1660

  Add back Italian

Merge remote-tracking branch 'upstream/r/18.x' into r/19.x

Merge branch 'r/17.x' into r/18.x

Merge branch 'r/18.x' into develop