overlord
Watches your files like a hawk and then eats them for lunch.
Enjoy!
Chris Khoo
Note: If you're having 'watch' errors, you may need to increase the number of inotify instances & watches.
Source: http://stackoverflow.com/questions/10129496/error-starting-todos-example or if you're using Ubuntu, http://askubuntu.com/questions/148171/echo-100000-sudo-tee-proc-sys-fs-inotify-max-user-watches-error-on-dropbox