Use fanotify instead of inotify

[destan]

• http://lwn.net/Articles/360955/ [about]
• http://www.xypron.de/projects/fanotify-manpages/man7/fanotify.7.html [docs]
• http://stackoverflow.com/questions/1835947/how-do-i-program-for-linuxs-new-fanotify-file-system-monitoring-feature