0.8.2: Ломается try/catch

``` xml
<fest:comment>
    <fest:value output="text">
        '<div />'
    </fest:value>
</fest:comment>
```

Ломается try/catch

```
....
        try {
            __fest_buf += (
            try {
                __fest_attrs[0] = __fest_escapeHTML(params.file)
            } catch (e) {
                __fest_attrs[0] = "";
                __fest_log_error(e.message);
            }
...
```
