Go 1.4 is released

[Andrew Gerrand]

Hi gophers,

We just released Go 1.4.

You can read the announcement blog post here:

  https://blog.golang.org/go1.4

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

  https://golang.org/dl/

To compile from source, update to the release branch with "hg update release" and build as usual.

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

  https://golang.org/doc/go1.4

Thanks to everyone who contributed to the release.

Andrew