Hints for qpdfview in main

Warnings

• metainfo-validation-issue
  Validation of the metainfo file found a problem: The component ID is not a reverse domain-name. Please update the ID and that of the accompanying .desktop file to follow the latest version of the Desktop-Entry and AppStream specifications and avoid future issues.
• metainfo-validation-issue
  Validation of the metainfo file found a problem: The screenshot does not contain any images.
• metainfo-validation-issue
  Validation of the metainfo file found a problem: The screenshot does not contain any images.
• metainfo-validation-issue
  Validation of the metainfo file found a problem: The screenshot does not contain any images.
• metainfo-validation-issue
  Validation of the metainfo file found a problem: The screenshot does not contain any images.
• screenshot-download-error
  Error while downloading screenshot from 'http://screenshots.debian.net/image/13652_large.png': HTTP request returned status code 404 (Not Found)
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'http://screenshots.debian.net/screenshots/q/qpdfview/13653_large.png': HTTP request returned status code 404 (Not Found)
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'http://screenshots.debian.net/screenshots/q/qpdfview/9701_large.png': HTTP request returned status code 404 (Not Found)
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'http://screenshots.debian.net/screenshots/q/qpdfview/9399_large.png': HTTP request returned status code 404 (Not Found)
  This might be a temporary server issue.