63 jake to gulp

## Changes
- Bug fix: fixed corrupted .gitignore
- Enhancement: Switched from jake to gulp
- Enhancement: Added `npm run build` to build new releases
- Enhancement: Added `npm run lint` to run jshint on `./lib/Ratio-beta.js`
- Enhancement: Added `npm run format` to format js in `./lib`
- Project Structure: Switched from MIT and GPL 3 license to only MIT license.
- Project Structure: The `dist` folder will now contain the release files
- Project Structure: `./lib/Ratio-beta.js` will now contain the latest edge release of Ratio.js