Add instructions

Author: guillaume-chevalier

README.md

@@ -1 +1,14 @@
-# Python-Requirements-License-Checker
+# Python Requirements License Checker
+
+## Instructions
+
+To add the license checker to your project, do the following when your console is located in the root of your project in your local computer: 
+
+```bash
+git remote add license-checker github.com/Neuraxio/Python-Requirements-License-Checker
+git checkout license-checker
+git pull origin license-checker license-checker
+git checkout master
+git merge license-checker
+git push origin master
+```