added default-values for first use to the rescue-module

install/tpl/system.ini.master

@@ -30,3 +30,10 @@ new_domain_html=Please contact our support to create a new domain for you.
 
 [misc]
 dashboard_atom_url=http://www.ispconfig.org/atom
+
+[rescue]
+try_rescue=n
+do_not_try_rescue_apache=n
+do_not_try_rescue_mysql=n
+do_not_try_rescue_mail=n
+