Use version without patch version in example (#71)
Use version without patch version in example (#71)

So the readme needs less updating as the package evolves.
crossbeam-rs/crossbeam,crossbeam-rs/crossbeam,aturon/crossbeam,ticki/baguette,schets/crossbeam,Ticki/crossbeam,msullivan/crossbeam,crossbeam-rs/crossbeam,crossbeam-rs/crossbeam