feat(catalogs): faceted discovery for examples and environments - #313

Changed pages include:

• index.html - view
• 404.html - view
• author/index.html - view
• blog/index.html - view
• docs/index.html - view
• environments/index.html - view
• examples/index.html - view
• search/index.html - view
• support/index.html - view
• author/ankit-chawla/index.html - view

There are more changes not included in the list