Chore: Miscellaneous UI review changes

- Added bg (variable) to pages, card space separation visible
- Removed `show brand line` in settings, shown by default
- Re-arranged settings by importance
- View toggling primary colour is grey
- Only populate recent searches on successful search
- Hit only one server side api, once while searching
- List view primary button float right
- Discounts takes upper limit eg. 10% and below
- Navbar icons only wiggle on qty increase in cart/wishlist
- Pay button in SO portal
- Remove bottom white space below item full page image, min-height fits to content
- List view vertical space between heading and item code
- Empty offer subtitle handled

erpnext/templates/generators/item/item_details.html

@@ -58,6 +58,6 @@
 	$('.page_content').on('click', '.like-action-item-fp', (e) => {
 			// Bind action on wishlist button
 			const $btn = $(e.currentTarget);
-			e_commerce.wishlist.wishlist_action($btn);
+			erpnext.e_commerce.wishlist.wishlist_action($btn);
 		});
 </script>