Hints for gcompris-qt in main

Warnings

• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/main_menu.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF201813990
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/click_on_letter_up.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF2004F52B0
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/clockgame.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF201813990
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/color_mix.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF201813990
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/colors.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF201813990
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/crane.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF200A46480
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/enumerate.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF200A46480
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/fifteen.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF200A46480
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/hexagon.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF200A46480
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/scalesboard.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF200A46480
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/chess_partyend.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF200A46480
  This might be a temporary server issue.
• screenshot-download-error
  Error while downloading screenshot from 'https://gcompris.net/screenshots-qt/middle/traffic.png': Peer certificate cannot be authenticated with given CA certificates on handle 7EF200A46480
  This might be a temporary server issue.