Improve upgrade script

scripts/install

@@ -123,13 +123,11 @@ sudo systemctl restart php5-fpm
 sudo systemctl reload nginx
 
 sudo systemctl enable ynh-vpnclient
+sudo yunohost service add ynh-vpnclient
 
 if ! $upgrade; then
   sudo systemctl start ynh-vpnclient
 
-  sudo yunohost service add ynh-vpnclient
-  sudo yunohost app ssowatconf
-
   # Check configuration consistency
   
   if [ -z "${crt_server_ca_path}" ]; then
@@ -141,4 +139,6 @@ if ! $upgrade; then
   fi
 fi
 
+sudo yunohost app ssowatconf
+
 exit 0