Release of std.io v0.3.0

[Steven Schveighoffer]

On 7/28/20 10:08 AM, Per Nordlöw wrote:
> 
> Be free to copy what you like from
> 
> https://github.com/nordlow/phobos-next/blob/master/src/nxt/zio.d

Thanks. I actually have zip support in iopipe (it requires buffering 
anyway): http://schveiguy.github.io/iopipe/iopipe/zip.html

std.io is very low level -- it does not buffer, but instead provides a 
base framework on which to build higher level i/o abstractions.

-Steve