330 Monster docs indicate to install Sender Station v3, but no such version exists in repo

[powneill]

In the Arduino section of the Monster 330 build guide, the instructions indicate to install Sender Station v3.ino to the Uno/Nano, but this file does not exist within the Perimeter Wire Transmitter section of the repo.

It also indicates to use Sender_WEMOS.ino if using a WEMOS D1, but this also is not present in the repo.