Golang fanotify example

• https://launchpad.net/fatrace
• https://github.com/amir73il/ltp/blob/master/testcases/kernel/syscalls/fanotify/fanotify15.c

Code was based on: github.com/docker-slim/docker-slim/tree/master/pkg/third_party/madmo/fanotify

Original author: Moritz Bitsch <[email protected]>, 2012

Code refactor by: s3rj1k <[email protected]>, 2019