#258 Go source code study is open source now

Since the middle of last month, I started to read the source code of programming language Go for better understanding its runtime and more.

The entire series are based on Go 1.11 at the moment, and it will continuously getting support for at least three major release version.

Now, the entire article is open source at GitHub: https://github.com/changkun/go-under-the-hood.

You can submit an issue or pull request to contribute if you were interested in this study.