readme updated #2

README.md

@@ -16,7 +16,7 @@ make your changes and then [submit a merge request](https://mbees.med.uni-augsbu
 
 ## Installation of the development version
 
-Clone this repository / or your fork and install as "editable":
+Clone this repository / or your fork, then install e.g. as "editable":
 
 ```
 git clone https://mbees.med.uni-augsburg.de/gitlab/mbees/icartt_pypackage.git or <URL of your fork>
@@ -24,6 +24,8 @@ cd icartt_pypackage
 pip install -e .
 ```
 
+Note: the package is managed with [poetry](https://python-poetry.org/).
+
 # Changelog
 
 ## 2.0.0 (2022-04-x)