fnotify.pl: import v0.0.3

Source: http://www.leemhuis.info/files/fnotify/fnotify
Signed-off-by: Serge van Ginderachter <serge@vanginderachter.be>
fnotify.pl: Update to version 0.0.4 by James Shubin

"Implement Consistent output formatting"
Source: https://ttboj.wordpress.com/2013/10/18/desktop-notifications-for-irssi-in-screen-through-ssh-in-gnome-terminal/

Signed-off-by: Serge van Ginderachter <serge@vanginderachter.be>
fnotify.pl: Strip non-parsed left over codes (Bitlbee otr messages)

Signed-off-by: Serge van Ginderachter <serge@vanginderachter.be>
fnotif.pl: add entry in scripts.yaml

Signed-off-by: Serge van Ginderachter <serge@vanginderachter.be>
fnotify.pl: fix perlcritic errors
fnotify.pl: fixes:

fix proper way to get the irssi-dir
replace unknown err function, and do better error handling
Merge pull request #93 from srvg/fnotify

import fnotify.pl