update readme

README.md

@@ -65,7 +65,6 @@ Make sure version 8.1 or above installed and configured with following extension
 
 #### [PHP-CPP](https://github.com/fast-debug/PHP-CPP)
 
-PHP-CPP required to interact native GTK3 libraries.
 Use official [documentation](https://www.php-cpp.com/documentation) for details.
 
 #### [PHP-GTK](https://github.com/scorninpc/php-gtk3)
@@ -81,7 +80,7 @@ Follow [installation guide](https://github.com/scorninpc/php-gtk3#acknowledgemen
 #### Launch
 
 ``` bash
-/path/to/php-gtk3 src/Yoda.php
+php -dextension=php-gtk3.so src/Yoda.php
 ```
 
 ## Components