Hints for celluloid in main

Hints

• asv-screenshot-media-url-not-secure
  :468 - http://celluloid-player.github.io/images/screenshot-0.png
  Consider using a secure (HTTPS) URL to reference this screenshot image or video.
• asv-screenshot-media-url-not-secure
  :493 - http://celluloid-player.github.io/images/screenshot-1.png
  Consider using a secure (HTTPS) URL to reference this screenshot image or video.
• asv-screenshot-media-url-not-secure
  :521 - http://celluloid-player.github.io/images/screenshot-2.png
  Consider using a secure (HTTPS) URL to reference this screenshot image or video.
• asv-url-not-secure
  :549 - http://celluloid-player.github.io
  Consider using a secure (HTTPS) URL for this web link.
• asv-url-not-secure
  :550 - http://github.com/celluloid-player/celluloid/issues
  Consider using a secure (HTTPS) URL for this web link.
• asv-url-not-secure
  :551 - http://translate.zanata.org/project/view/celluloid
  Consider using a secure (HTTPS) URL for this web link.