Hints for quaternion in universe

Warnings

• missing-launchable-desktop-file
  The metainfo file references a .desktop file with ID 'quaternion.desktop' in its launchable tag, but the file was not found in the same package. In order to be able to launch the software once it was installed, please place the metainfo file and its .desktop files in the same package.
• asv-tag-empty
  com.github.quaternion.appdata.xml:47 - translation
  The mentioned tag is empty, which is highly likely not intended as it should have content.