do add go pc and wap url check

@@ -25,15 +25,15 @@ class GoController extends AbstractAction
         }
         // 苹果IPAD
         elseif (strstr($_SERVER['HTTP_USER_AGENT'], 'iPad')) {
-            return $this->go($pc);
+            $this->go($pc);
         }
         // 安卓设备
         elseif (strstr($_SERVER['HTTP_USER_AGENT'], 'Android')) {
-            return $this->go($wap);
+            $this->go($wap);
         }
         // 其它
         else {
-            return $this->go($pc);
+            $this->go($pc);
         }
     }