* Lossless image optimization (using ImageOptim).
This shouldn't change the visual appearance of any images. ImageOptim
was run with the highest compression setting except that JPEG metadata
stripping was disabled because some users prefer to avoid stripping
JPEG metadata.
* Update READMEs that have Changelogs for themes impacted by lossless image optmization change.
* Initial commit
* Tidy up theme.json
* Update meta info
* Use 404 pattern on 404 page
* Remove theme attributes
* Align pattern whitespace
* Move alt home page to pattern
* Move home content to pattern
* Convert all images to webp
* Remove unused fonts
* Add font license info
* Remove unused template part
* Move footer content to pattern
* Add image credits
* Remove category id