Impliment webp image format

Open

#1,600 opened on Feb 22, 2017 10 comments 0 reactions 1 assignee Claimed by @btkostner View on GitHub

Size: Massive Status: Confirmed

Description

### Expected behavior

Use the latest and greated image format to improve speed. Gracefully degrade to larger images when needed.

### Actual behavior

We use an old, dated, image formats.

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