prepare publishing on crates.io
prepare publishing on crates.io

hetzge/image,JaySon-Huang/image,ruud-v-a/image,bvssvni/image,huonw/image,nwin/rust-image,tomaka/image,lady-segfault/image,PistonDevelopers/image,twoodford/image,xanium4332/image,theotherphil/image,dtwood/piston-image,mbrubeck/image,TyOverby/rust-image,PistonDevelopers/image