Fixed invalid bower.json

Hi, i fixed little type in the Bower.json. 

ps: Do you know service called [VersionEye](https://www.versioneye.com/) ? We are currently analyzing a quality of registered Bower packages and sadly your library didnt pass jsonlint. That's why how i found this typo
Merge pull request #1 from timgluz/patch-1

Fixed invalid bower.json