try to fix readme

README.md

@@ -47,23 +47,23 @@ Uninstall package:
 1. You have to bundle `pkg-wrapper` with your application 
 and install it to disk before executing the hook bellow.
 
-1. In before installing hook call this script:
+2. In before installing hook call this script:
 
 ```
 #!/bin/bash
 
 pkg-wrapper before "your package name"
 ```
 
-1. In after installing hook call this script:
+3. In after installing hook call this script:
 
 ```
 #!/bin/bash
 
 pkg-wrapper before "your package name" /path/to/uninstaller_name.sh
 ```
 
-1. In uninstall hook call:
+4. In uninstall hook call:
 
 ```
 #!/bin/bash