All pages should be bookmarkable

[relative-progressio]

Priority order for values:

1. values from query - parameters
2. values from saved state
3. values from the controller itself.

Challenge:
How to update the query parameters without reloading the site?

Note: Make use of already available service.

[weidingergerald]

angular/angular.js#1699

[weidingergerald]

Alternative: Implement "Share"-Button which provides a bookmarkable link