Rust

prepare 0.4.0 release #219

Job	Run time
doc2readme	42s
rustfmt	13s
ubuntu stable -p more-wallpapers	21s
ubuntu 1.65 -p more-wallpapers	40s
ubuntu stable --all-features -p more-wallpapers	28s
ubuntu 1.65 --all-features -p more-wallpapers	28s
ubuntu stable --features rand -p more-wallpapers	22s
ubuntu 1.65 --features rand -p more-wallpapers	25s
ubuntu stable --features fallback -p more-wallpapers	21s
ubuntu 1.65 --features fallback -p more-wallpapers	40s
windows stable --all-features -p more-wallpapers	52s
windows 1.65 --all-features -p more-wallpapers	35s
windows stable --features fallback -p more-wallpapers	1m 17s
windows 1.65 --features fallback -p more-wallpapers	46s
macos stable --all-features -p more-wallpapers	26s
macos 1.65 --all-features -p more-wallpapers	37s
macos stable --features fallback -p more-wallpapers	28s
macos 1.65 --features fallback -p more-wallpapers	30s
ubuntu stable -p setmw	22s
windows stable -p setmw	1m 1s
macos stable -p setmw	42s
cargo_publish	0s
	12m 16s

Provide feedback