Update install in readme

Author: xtrime-ru

README.md

@@ -13,7 +13,12 @@ Toggle php extensions from command line
 - `service` command to restart php-fpm or apache on linux
 
 ## Install
-1. ```composer global require xtrime-ru/php-extensions-toggle```
+```
+composer create-project xtrime-ru/php-extensions-toggle && rm -rf php-extensions-toggle/
+```
+
+## Remove
+```rm /usr/local/bin/php-extension```
 
 ## Usage
 ```

composer.json

@@ -12,9 +12,6 @@
     "scripts": {
         "post-autoload-dump": [
             "cp php-extension.sh /usr/local/bin/php-extension"
-        ],
-        "post-package-uninstall": [
-            "rm /usr/local/bin/php-extension"
         ]
     }
-}
+}