Moved our js into js/kbListeners.js

Also added a scrollspy that toggles minified top nav bar when scrolling (broken until next commit).
Added minified top nav bar, so minified version is available when scrolled down.
Shrunk logo on minified top nav bar according to subsite topbar design.
Removed intermediate state for language/search top right nav.
Fixed nav bar active line in nav bar menu and minified menu.
Outcommented chevrons in mobile menu for rex and mediekanaler.
Moved kbMenuToggler up in the DOM.

Also moved an inline style into less/kbOpenCms/navbar.less
Major: Refactored the top nav menu for fancy resizing.