Use div element for block elements
Add Mynewsdesk specific variables to separate file

- Don’t want to mix the default bootstrap variables with the ones that we define.
Removed the footer element with hologram text for now
The layout need some space in the bottom of the document
Helper background for displaying examples
Moved up the bootstrap import
Jumbotron with our component design

- Migration of the Kraken jumbotron component
Included code block for jumbotron
Added basic structure
Included html of the typography section