Google Fonts import link parses incorrectly

My css code:

``` css
@import url(http://fonts.googleapis.com/css?family=PT+Sans+Narrow&subset=latin,cyrillic);
```

csscomb.com/online response:

```

Please check the validity of the block starting from line #1

1*| @import url(http://fonts.googleapis.com/css?family=PT Sans Narrow

Gonzales PE version: 3.0.0-10
CSScomb Core version: 2.0.2
```
