memcached for nextcloud

src/freedombone-app-nextcloud

     repair_databases_script
 
     apt-get -yq install php-gettext php5-curl php5-gd php5-mysql git curl php-xml-parser
-    apt-get -yq install php5-memcached php5-intl
+    apt-get -yq install php5-memcached php5-intl memcached php5-memcached
 
     if [ ! -d /var/www/$NEXTCLOUD_DOMAIN_NAME ]; then
         mkdir /var/www/$NEXTCLOUD_DOMAIN_NAME