OP#561 add parameters

templates/sshd_custom_conf.erb

@@ -9,4 +9,7 @@ Port <%= @ssh_fw_port %>
 AddressFamily <%= @ssh_address_family %>
 ListenAddress <%= @ssh_listen_address %> 
 
-PermitRootLogin <%= @ssh_root_login %>
+PermitRootLogin <%= @ssh_root_login %>
+StrictModes <%= @ssh_strict_modes %>
+MaxAuthTries <%= @ssh_max_auth_tries %>
+MaxSessions <%= @ssh_max_sessions %>