README.md: updated version and added new references
README.md: updated version and added new references
lirenyeo/cut-url-sinatra,alxh87/quora-clone,dvdhoek/quora-clone,hollowaykeanho/sinatra-web-server,dvdhoek/quora-clone,NextAcademy/quora-clone,hollowaykeanho/quora-clone-demo,alxh87/quora-clone,lirenyeo/cut-url-sinatra,garywong79/mudah.my,alxh87/quora-clone,garywong79/mudah.my,hollowaykeanho/quora-clone-demo,dvdhoek/bitly-clone,NextAcademy/quora-clone,hollowaykeanho/sinatra-web-server,dvdhoek/bitly-clone,lirenyeo/cut-url-sinatra,dvdhoek/bitly-clone,dvdhoek/quora-clone