Bump v. 1.4.0
Add inotify monitor class.
Add new files to Makefile.am.
Check for <linux/inotify.h>.
Use an inotify_monitor instance if inotify is available and no manual override has been specified.
Check for <sys/inotify.h> instead of <linux/inotify.h>.
Check for <sys/inotify.h> instead of <linux/inotify.h>.
Throw fsw_exception by value.
Add draft implementation for inotify_monitor.