Feature request: support of LQIP (Low Quality Images Placeholder)

[Aarbel]

Docs about LQIP

https://cloudinary.com/blog/low_quality_image_placeholders_lqip_explained

Example of LQIP with Twicpics:

• https://www.npmjs.com/package/@twicpics/react
• https://codesandbox.io/s/twicpics-react-miyzz?fontsize=14&hidenavigation=1&theme=dark

Feature

• [ ] Being able to put a miniature image url in addition to main url
• [ ] Display the miniature with blur css filter before the big image is loaded (standard LQIP behavior)