Add human friendly duration format - #3305

Changed pages include:

• index.html - view
• build-your-first-app/index.html - view
• components/index.html - view
• core-concepts/index.html - view
• deployment/index.html - view
• guides/index.html - view
• install-evidence/index.html - view
• motivation/index.html - view
• plugins/index.html - view
• reference/index.html - view

There are more changes not included in the list