1. Amends our `base` animation placeholder to always reset
transition-duration. This has no effect on other components that are
already using this animation.
2. Adds a confirming class whenever a key is pressed, to show the green
tick. Uses CSS via `transition-delay` for debouncing.
- Maintain http headers as JSON-API meta for all API requests (#4946)
- Add EventSource ready for implementing blocking queries
- EventSource project implementation to enable blocking queries for service and node listings (#5267)
- Add setting to enable/disable blocking queries (#5352)