Hints for wike in main

Warnings

• screenshot-download-error
  Error while downloading screenshot from 'https://raw.githubusercontent.com/hugolabe/wike/master/data/screenshots/wike-01-main.png': URL was not found on the server.
  This might be a temporary server issue, or the screenshot is no longer available.
• screenshot-download-error
  Error while downloading screenshot from 'https://raw.githubusercontent.com/hugolabe/wike/master/data/screenshots/wike-02-tabs.png': URL was not found on the server.
  This might be a temporary server issue, or the screenshot is no longer available.
• screenshot-download-error
  Error while downloading screenshot from 'https://raw.githubusercontent.com/hugolabe/wike/master/data/screenshots/wike-03-toc.png': URL was not found on the server.
  This might be a temporary server issue, or the screenshot is no longer available.
• screenshot-download-error
  Error while downloading screenshot from 'https://raw.githubusercontent.com/hugolabe/wike/master/data/screenshots/wike-04-bookmarks.png': URL was not found on the server.
  This might be a temporary server issue, or the screenshot is no longer available.
• screenshot-download-error
  Error while downloading screenshot from 'https://raw.githubusercontent.com/hugolabe/wike/master/data/screenshots/wike-05-dark.png': URL was not found on the server.
  This might be a temporary server issue, or the screenshot is no longer available.