Update README.md

now with 5% less confusion

Author: amortenson

README.md

@@ -25,7 +25,7 @@ visible at `10.100.0.10:8080`.
 
 ## Running on AWS Cloud
 You need the following things:
- * Install Python, pip and Ansible (>2.2) via your package manager.
+ * Install Python, pip and Ansible (Version 2.3 or above) via your package manager.
  * Install boto and tower-cli using pip (`sudo pip install -U boto ansible-tower-cli`)
  * Place your Ansible Tower license in /aws/keys/tower.txt, and add the JSON property `"eula_accepted" : true`, indicating you have read and accepted the Ansible Tower EULA.
  * Edit the `aws/vars/` files based on your configuration.