update README

Author: bresch

autotune/README.md

@@ -1,16 +1,28 @@
 # Installation using a virtual environment
-## Create a new venv
+
+## Using Poetry (recommended)
+### Create a new environment and install the dependencies
+1. Get [poetry](https://python-poetry.org/docs/)
+2. In this directory, simply run `poetry install`
+
+### Start the GUI
+```
+poetry run python3 autotune.py
+```
+
+## Using venv
+### Create a new environment
 ```
 python3.9 -m venv virtualenv-test
 source virtualenv-test/bin/activate
 ```
 
-## Install the dependencies
+### Install the dependencies
 ```
-pip3 install scipy pyulog control pyqt5
+pip3 install numpy scipy pyulog control pyqt5
 ```
 
-## Start the GUI
+### Start the GUI
 ```
 python3 autotune.py
 ```