Rust

update readme; do2readme broken #169

Job	Run time
ubuntu stable -p more-wallpapers	43s
rustfmt	18s
ubuntu 1.62 -p more-wallpapers	34s
doc2readme	29s
ubuntu stable --all-features -p more-wallpapers	32s
ubuntu 1.62 --all-features -p more-wallpapers	41s
ubuntu stable --features rand -p more-wallpapers	31s
ubuntu 1.62 --features rand -p more-wallpapers	43s
ubuntu stable --features fallback -p more-wallpapers	31s
ubuntu 1.62 --features fallback -p more-wallpapers	34s
windows stable --all-features -p more-wallpapers	1m 40s
windows 1.62 --all-features -p more-wallpapers	1m 8s
windows stable --features fallback -p more-wallpapers	2m 21s
windows 1.62 --features fallback -p more-wallpapers	1m 4s
macos stable --all-features -p more-wallpapers	37s
macos 1.62 --all-features -p more-wallpapers	53s
macos stable --features fallback -p more-wallpapers	35s
macos 1.62 --features fallback -p more-wallpapers	56s
ubuntu stable -p setmw	29s
windows stable -p setmw	1m 55s
macos stable -p setmw	40s
cargo_publish	0s
	17m 54s

Provide feedback