Added mailinglist directory'
Create script_mailing.sh
Merge pull request #1 from ysimon57/patch-2

Patch 2
Wrote the first part of the script, counting senders in the mailing list
Added word count function on the mailing list
Well... I was able to simplify my last script, as you can see it is much better now
Completed all objectives
Merge pull request #55 from Romainpaulus/master

Mailing list script for group 9