update docs

docs/50_⌨️_Usage.md

@@ -12,7 +12,7 @@ There is a menu offerning a key and the description for its action. If an action
 The script supports command line parameters to use it in scripts. Use `-h` to get a help:
 
 ```txt
-INITIALIZER FOR DOCKER APP v1.10
+INITIALIZER FOR DOCKER APP v1.12
 
 A helper script written in Bash to bring up a PHP+Mysql application in docker.
 
@@ -35,6 +35,7 @@ MENU KEYS:
   The same keys can be put as parameter to start this action.
   You can add multiples keys to apply multiple actions.
 
+
      g  - remove git data of starterkit
     
      i  - init application: set permissions