Better README and other improvements

The README now has more fields that give info about the repository. Also, the user no longer has to run `bower install` after `npm install`.
Update README.md

New package.json automatically runs `bower install` after `npm install`.
Update package.json

Remove bad comma
Update README.md

Fixed typo
Merge pull request #21 from ilanbiala/patch-1

Update package.json and readme