Added few more ignore files i.e. .tmp dir, .sass-cache/ and src/css/style.scss
Refined the build further while adding more tasks like jsdoc, sass, compass, uncss, concurrent and time-grunt etc.
Added and updated further npm packages like jsdoc, sass, compass, uncss, concurrent and time-grunt etc.
Formatted  the CSS
Update the usemin references and also removed the jquery CDN version to have the better control