[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/equipment.js

@@ -9,6 +9,8 @@
 });
 $('#equipment-table tbody').removeClass("d-none");
 equipmentTable.columns.adjust().draw();
+$('.dataTables_scrollBody').addClass("dragscroll");
+dragscroll.reset();
 
 equipmentTable.on('select', function(e, dt, type, indexes)
 {
@@ -66,6 +68,12 @@ $("#search").on("keyup", Delay(function()
 	equipmentTable.search(value).draw();
 }, 200));
 
+$("#clear-filter-button").on("click", function()
+{
+	$("#search").val("");
+	equipmentTable.search("").draw();
+});
+
 $(document).on('click', '.equipment-delete-button', function(e)
 {
 	var objectName = $(e.currentTarget).attr('data-equipment-name');