Added a repo to community, contains V3 usage and has easy to understand structure. - #406

Changed pages include:

• index.html - view
• 404.html - view
• 5-minute-getting-started-guide.html - view
• blog.html - view
• blogs_videos_and_articles.html - view
• books.html - view
• community_repos.html - view
• consumer.html - view
• contributing.html - view
• docker.html - view

There are more changes not included in the list