Hints for visual-regexp in main

Hints

• asv-summary-first-word-not-capitalized
  fr.free.riesterer.laurent.visual_regexp.metainfo.xml:6 -
  The summary text does not start with a capitalized word, project name or number.
• asv-screenshot-media-url-not-secure
  fr.free.riesterer.laurent.visual_regexp.metainfo.xml:30 - http://laurent.riesterer.free.fr/regexp/screenshot1.png
  Consider using a secure (HTTPS) URL to reference this screenshot image or video.
• asv-screenshot-media-url-not-secure
  fr.free.riesterer.laurent.visual_regexp.metainfo.xml:38 - http://laurent.riesterer.free.fr/regexp/screenshot3.png
  Consider using a secure (HTTPS) URL to reference this screenshot image or video.
• asv-screenshot-media-url-not-secure
  fr.free.riesterer.laurent.visual_regexp.metainfo.xml:34 - http://laurent.riesterer.free.fr/regexp/screenshot2.png
  Consider using a secure (HTTPS) URL to reference this screenshot image or video.
• asv-content-rating-missing
  fr.free.riesterer.laurent.visual_regexp.metainfo.xml -
  This component has no `content_rating` tag to provide age rating information. You can generate the tag data online by answering a few questions at https://hughsie.github.io/oars/