Rust binding for bcc.

You need to install bcc first before using this binding.

To format the generated bindings, you need to have rustfmt installed.

Install rustfmt with:

$ rustup component add rustfmt-preview
$ rustup update

Version 0.6.0 reflects the 0.5.0 version of bcc. Version 0.7.0 reflects the 0.6.1 version of bcc. Version 0.7.1 reflects the 0.6.1 version of bcc.