Fixes #7647: Added support for external registries
Fixes #8329 - Search images in the hub
When an image cannot be found, the magnifier glass button displays thesearch results, including stars, description and a link to the hub.After the user clicks on an image, tags are auto pulled.
Fixes #8123 - Faster auto-complete with spinner
Fixes #7870: support for auto-complete in image search
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