Resolve "How to auto update apps"

Closes #34 (closed)

defaults/main.yml

@@ -63,3 +63,7 @@ ynh_apps: null
   #       owner: ttrss # Only provide if different from app name
   #       group: ttrss # Only provide if different from www-data
 
+# Autoupdate Yunohost and its apps
+ynh_autoupdate:
+  scheduled: "false"
+  special_time: "daily" #Choices are [annually,daily,hourly,monthly,reboot,weekly,yearly]