You put it in a directory somewhere, and run bin/mailshears. To make
it do anything, you'll need to create a config file. The default is
-stored in lib/default_configuration.rb; I suggest you copy that to
-$HOME/.mailshears.conf and edit it to fit your environment.
+stored in mailshears.example.conf.yml; I suggest you copy that to
+$HOME/.mailshears.conf.yml and edit it to fit your environment.
You'll probably want to set up a cron job to run it every once in a
while.