[WIP] Simplified overviews on mobile (#1115)

* Simplified stock overview on mobile.

* Stock table horizontally scrollable

* Use the new mobile views for all pages (except the shopping list page, use the existing special handling there for now)
And add a clear filter button to all pages

Co-authored-by: Bernd Bestel <bernd@berrnd.de>

public/viewjs/quantityunitform.js

@@ -122,6 +122,8 @@ var quConversionsTable = $('#qu-conversions-table').DataTable({
 });
 $('#qu-conversions-table tbody').removeClass("d-none");
 quConversionsTable.columns.adjust().draw();
+$('.dataTables_scrollBody').addClass("dragscroll");
+dragscroll.reset();
 
 Grocy.Components.UserfieldsForm.Load();
 $("#name").trigger("keyup");