rename script

README.md

@@ -19,7 +19,7 @@ composer require d3/varbackup
 Create a cronjob or execute the following script manually:
 
 ```
-./vendor/bin/varbackup.sh
+./vendor/bin/varbackup
 ```
 
 ## Customizing

composer.json

@@ -19,5 +19,5 @@
   "license": [
     "MIT"
   ],
-  "bin": ["varbackup.sh"]
+  "bin": ["varbackup"]
 }