update readme

readme.md

@@ -21,7 +21,7 @@ The subdir ```./public_html/``` will be mounted as webroot that you can edit fil
 
 ### Create a new project folder ###
 
-Copy folder to a new name: ```cp -r template-php my-new-php-app; cd my-new-php-app``` and remove the ```.git``` folder in it ```rm -rf .git```
+Copy folder to a new name: ```cp -r template-php my-new-php-app; cd my-new-php-app``` and remove the ```.git``` folder in it ```rm -rf .git -gitignore```
 
 The initial file structure looks like this: