Go 1.5 is released

[Russ Cox]

Hi gophers,

We just released Go 1.5.

You can read the announcement blog post here:

  https://blog.golang.org/go1.5

You can download binary and source distributions from our download page:

  https://golang.org/dl/

To compile from source using a Git checkout, update to the release with "git checkout go1.5" and build as usual.

To find out what has changed, read the release notes:

  https://golang.org/doc/go1.5

Thanks to everyone who contributed to the release.

Russ