updated README with new and working install order

README.md

@@ -49,18 +49,8 @@ In Future, the spider will be extended by the model Sauerkraut.
 An !open source!  Artificial Neural Network.
 
 # Installation
-Create a python3 virtualenv on your favourite UNIX Distribution 
-with the command
 
-```
-git clone https://code.basabuuka.org/alpcentaur/fdb-spider
-cd fdb-spider
-virtualenv venv
-source venv/bin/activate 
-pip install -r requirements.txt
-```
-
-then install systemwide requirements with your package manager 
+FIRST install systemwide requirements with your package manager 
 ```
 # apt based unixoids
 apt install xvfb
@@ -73,6 +63,20 @@ pacman -S chromium
 
 ```
 
+
+THEN create a python3 virtualenv on your favourite UNIX Distribution 
+with the command
+
+```
+git clone https://code.basabuuka.org/alpcentaur/fdb-spider
+cd fdb-spider
+virtualenv venv
+source venv/bin/activate 
+pip install -r requirements.txt
+```
+
+
+
 # Usage
 
 ## Configuration File Syntax