[Bug] {{include('./xxx', {data: value})}} 语法bug
发现简单语法下的include 有bug
```
{{include('./xxx', {data: value})}}
```
生成的html会变成

```
$out += include('./xxx')
```

而include 函数本身已经做了一次`+=`，因此导致生成的html重复

而直接include是没有问题，目前暂时通过下面hack方法解决
```
{{include './xxx' {foxyadData:[value]} ''}}
```

```
tomd -v
1.0.4
```