rA defence calc fix

--- Base (BASE)
+++ Locally Modified (Based On LOCAL)
@@ -2268,7 +2268,17 @@
            }
        }
        else if(sd->inventory_data[index]->type == IT_ARMOR) {
+               #if REMODE
+                        int r = sd->status.inventory[index].refine;
+               int interval = 0, per, refine=(r>0)?1:0;
+               for(per=1; per<r; per++){
+                   if(per%4==0) interval++;
+                   refine += interval + 1;
+               }
+               status->def += refine;
+       #else
+           refinedef += sd->status.inventory[index].refine*refinebonus[0][0];
+               #endif

-                       refinedef += sd->status.inventory[index].refine*refinebonus[0][0];
            if(sd->inventory_data[index]->script) {
                if( i == EQI_HAND_L ) //Shield
                    sd->state.lr_flag = 3;