Redirect page (#3579)

* [fix]redirect to previous page

* Removed unused flag

* Update address.js

frappe/contacts/doctype/address/address.js

@@ -30,5 +30,12 @@ frappe.ui.form.on("Address", {
 				frappe.model.remove_from_locals(d.link_doctype, d.link_name);
 			});
 		}
+	},
+	after_save: function() {
+		var last_route = frappe.route_history.slice(-2, -1)[0];
+		if(frappe.dynamic_link && frappe.dynamic_link.doc
+			&& frappe.dynamic_link.doc.name == last_route[2]){
+			frappe.set_route(last_route[0], last_route[1], last_route[2]);
+		}
 	}
 });