added parameter to enable or disable swap checking, as this can now be done better through cd_swap

manifests/client/target.pp

@@ -63,6 +63,8 @@ class cd_nagios::client::target (
           mode                =>  '0640',
       }
 
+      if $ng_enable_swap_check == true {
+
       @@nagios_service { "Swap_Usage_${::hostname}":
           ensure              =>  $ng_swap_ensure,
           check_command       =>  "check_nrpe!check_swap!${ng_swap_warn}!${ng_swap_crit}",
@@ -77,6 +79,7 @@ class cd_nagios::client::target (
           group               =>  $ng_user,
           mode                =>  '0640',
       }
+    }
 
       @@nagios_service { "Local_Users_${::hostname}":
           ensure              =>  $ng_users_ensure,