Installing a Script/Extension

So we have a exchange 2013 2 member DAG with an edge server. We need to monitor the queues and other things and seems like this little script/extension will do exactly what we need:

http://blogs.technet.com/b/volkancoskun/archive/2015/02/24/exchange-2013-monitoring-mailbox-databases-and-queues.aspx

So how do you "install" this sweet little tool?