Remove query string in dest and src

fix: #439 
And make this work.
```html
<!-- build:css common.min.css?__inline=true -->
<link rel="stylesheet" href="foo.css"/>
<link rel="stylesheet" href="bar.css"/>
<!-- endbuild -->
```
↓
```html
<link rel="stylesheet" href="common.min.css?__inline=true"/>
```