Removed Etrigan support

.gitignore

@@ -2,7 +2,6 @@
 pykms_logserver.log*
 pykms_logclient.log*
 pykms_database.db*
-etrigan.log*
 
 # Byte-compiled / optimized / DLL files
 __pycache__/

docs/Getting Started.md

@@ -91,10 +91,6 @@ Check syntax with `sudo systemd-analyze verify py3-kms.service`, correct file pe
 start the daemon `sudo systemctl start py3-kms.service` and view its status `sudo systemctl status py3-kms.service`. Check if daemon is correctly running with `cat </path/to/your/log/files/folder>/pykms_logserver.log`. Finally a
 few generic commands useful for interact with your daemon [here](https://linoxide.com/linux-how-to/enable-disable-services-ubuntu-systemd-upstart/).
 
-### Etrigan (deprecated)
-You can run py-kms daemonized (via [Etrigan](https://github.com/SystemRage/Etrigan)) using a command like `python3 pykms_Server.py etrigan start` and stop it with `python3 pykms_Server.py etrigan stop`. With Etrigan you have another
-way to launch py-kms GUI (specially suitable if you're using a virtualenv), so `python3 pykms_Server.py etrigan start -g` and stop the GUI with `python3 pykms_Server.py etrigan stop` (or interact with the `EXIT` button).
-
 ### Upstart (deprecated)
 If you are running a Linux distro using `upstart` (deprecated), create the file: `sudo nano /etc/init/py3-kms.conf`, then add the following (change it where needed) and save:
 ```