[TASK] Update README to use bootstrap.sh

.gitignore

+.idea
 authorized_keys

README.md

@@ -13,10 +13,10 @@ Chef Bootstrapping (on your workstation)
 ========================================
 
 * make sure you are connected to the VPN
-
+* switch to Chef directory
+* run the script supplying the server number:
 ```shell
-    knife bootstrap --bootstrap-version 12.5.1 -E production -r "recipe[t3-base]" --ssh-user=root \
-     -N srvXXX.typo3.org 10.186.2.yyy
+    # sh bootstrap.sh 144
 ```
 
 Customisation of virtual machine