Hiding div.disarm element when, not applicable.

CONFIG.apiVersion dependent

tabs/configuration.js

@@ -256,6 +256,9 @@ TABS.configuration.initialize = function (callback, scrollPosition) {
         if(bit_check(BF_CONFIG.features, 4 + 1))//MOTOR_STOP
             $('div.disarmdelay').slideDown();
         
+        if (CONFIG.apiVersion < 1.8)
+            $('div.disarm').hide();
+            
         // fill throttle
         $('input[name="minthrottle"]').val(MISC.minthrottle);
         $('input[name="midthrottle"]').val(MISC.midrc);