Changed git-fork from ssh to https for non registered users
Added cd to the git install instructions
Update Readme

Add info about the Yeoman generator.
Update Readme.
Single quotes all over …
Prevent copying of html files.

These are handled via the `processhtml` task.
Prevent copying non minified CSS to dist directory

Adresses #3
Change uglifiying tasks

- Merge JavaScript for production build
- Use original js files for development. No need to uglify files within `assets/js`
- Drop debugger statements

Adresses #3
Use original Bootstrap JS modules in development …

… and the minified and bundled file for production build.

Closes #3
Update dev dependencies.
Grunt performance → Get rid of server directory and cachebusting
Fix git hook

Now defined as post-merge hook as intended :sunglasses:
Concatenate and minify bower libs in production built.
Use `grunt-banner` to bring back CSS banners

Needed for the banners of the minified CSS files within the production built since `grunt-contrib-cssmin` removed the banner option with v0.11.0 from 2014-12-24.