Fixed invalid bower.json
Fixed invalid bower.json

Hi, 

we at [VersionEye](https://www.versioneye.com/signup?promo_code=BOWER) are currently doing little research about registered Bower files and your's package didnt pass simple jsonlint test. So i decided to fix it.
iamdustan/smoothscroll,iamdustan/smoothscroll,DylanPiercey/smoothscroll,jankuca/smoothscroll,DylanPiercey/smoothscroll,jankuca/smoothscroll