Removed trailing ( in syntax, fixes issue with bracket highlighting

Before: Problem with brackets
![2_001](https://cloud.githubusercontent.com/assets/1498795/4320770/5d59f792-3f3a-11e4-86b2-f8071fa307b5.png)

Fixed:
![2_002](https://cloud.githubusercontent.com/assets/1498795/4320780/6f48cab4-3f3a-11e4-9888-37e7ea0295ef.png)