[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/css/grocy.css

@@ -337,8 +337,12 @@ input::-webkit-inner-spin-button {
 	display: none;
 }
 
-.dataTables_scrollBody {
-	overflow: visible !important;
+.grab-cursor {
+	cursor: grab;
+}
+
+.grab-cursor:active {
+	cursor: grabbing;
 }
 
 /* Third party component customizations - toastr */
@@ -396,6 +400,12 @@ input::-webkit-inner-spin-button {
 	}
 }
 
+@media (max-width: 767.98px) {
+	.width-xs-sm-100 {
+		width: 100%;
+	}
+}
+
 body.fixed-nav {
 	padding-top: 54px;
 }