update.sh added

Author: hranicka

readme.md

@@ -11,11 +11,14 @@ Please note that these are very simple scripts that don't implement error checki
 
 ## Usage
 
+	$ cd /tmp
 	$ git clone https://github.com/hranicka/php-7-debian.git
 	$ cd php-7-debian
 	$ ./build.sh
 	$ sudo ./install.sh
 
+If you need only an **update**, just replace `sudo ./install.sh` with `sudo ./update.sh`.
+
 The PHP-FPM can be operated using the `php7-fpm` init script:
 
 	Usage: /etc/init.d/php7-fpm {start|stop|status|restart|reload|force-reload}

update.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+cd "$(dirname "$0")"
+
+service php7-fpm restart