Styling for application for leave details page
Adjust print layout/styling for overview, app details and app list
Move all application actions in one button group

* To save space and to be able to display actions in
  mobile view correctly, move all action buttons in
  application details page to one button group.

* Adjust backend to always redirect after a HTTP POST
  or PUT.

* Add redirect attributes for application details actions
  that are shown after a HTTP POST or PUT.
Add slide up behavior to feedback after being displayed 5s
Customize navbar to be shown in mobile view for <991px screens
Change standard applications for leave list view to waiting

* Instead of showing all applications for leave when
  navigating by navigation bar, show only the waiting
  applications for leave. This is the most use case,
  because if you want to see the list of applications
  for leave then in the most cases because you have to
  allow/reject them.
Adjust application and person forms for mobile view
Fix special leave info icon in application for leave form
Styling for staff list incl. print styling

* If tried to print the staff list in portrait,
  there is an info message that printing is only possible
  in landscape.
Adjust buttons in overview view for office
Show current date on printed staff list page