Increment GopherJS version to 1.17.2+go1.17.9.

Increment GopherJS version to 1.17.2+go1.17.9.

Increment GopherJS version to 1.17.1+go1.17.3.

Merge pull request gopherjs#1043 from gopherjs/wip-go1.17

Go 1.17 support

Merge pull request gopherjs#1052 from nevkontakte/master

Prepare for a new GopherJS release.

Add `syscall/js` compatibility in the "What's new" section.

Merge pull request gopherjs#1028 from nevkontakte/master

Update Go version in CI to 1.16.4 and prepare for a new release

Increment GopherJS version to 1.16.1.

Merge pull request gopherjs#1015 from gopherjs/go1.16-stdlib

Add support for Go 1.16.3 standard library

CI: fix breakage and update minor Go version

The latest version of node-gyp (v7.1.2 at this time) is not compatible
with Node v10.0.0 that circle.yml installs. Go back to a known working
version of node-gyp to get a working CI.

Update the CI script to test against Go 1.12.17¹,
the latest minor release in the Go 1.12.x series.

¹ https://golang.org/doc/devel/release.html#go1.12.minor

Updates gopherjs#894.
Fixes gopherjs#987.

GitHub-Pull-Request: gopherjs#988