Don't stop cron tasks during update (it also stops the broadcast services), add update script info to readme.

Readme.md

@@ -33,6 +33,17 @@ chmod a+x install.sh
 ./install.sh
 ```
 
+### Updating
+
+AzuraCast also includes a handy updater script that pulls down the latest copy of the codebase from Git, flushes the site caches and makes any necessary database updates. You should also run this script as the `root` user.
+
+```bash
+cd /var/azuracast/www
+
+chmod a+x update.sh
+./update.sh
+```
+
 ## Local Development with Vagrant
 
 This application supports **Vagrant** for local development and testing before launching a production station.

update.sh

@@ -10,7 +10,6 @@ export util_base=$www_base/util
 export tmp_base=$app_base/www_tmp
 
 # Stop system tasks
-service cron stop
 service nginx stop
 service php5-fpm stop
 
@@ -28,6 +27,5 @@ phpuser cli.php cache:clear
 phpuser doctrine.php orm:schema-tool:update --force
 
 # Restart services
-service cron start
 service php5-fpm start
 service nginx start