Fixed minify build error

```
Nov 10, 2014 12:29:39 PM com.google.javascript.jscomp.LoggerErrorManager println
SEVERE: jsc-0.2.0.js:382: ERROR - Parse error. IE8 (and below) will parse trailing commas in array and object literals incorrectly. If you are targeting newer versions of JS, set the appropriate language_in option.
        permalink: {
        ^
```