sortable: added default checks for scroll options

Author: Paul Bakaus

tests/sortable.js

@@ -114,6 +114,9 @@ test("defaults", function() {
 	equals(el.data("distance.sortable"), 0, "distance");
 	equals(el.data("disabled.sortable"), false, "disabled");
 	equals(el.data("delay.sortable"), 0, "delay");
+	equals(el.data("scroll.sortable"), true, "scroll");
+	equals(el.data("scrollSensitivity.sortable"), 20, "scrollSensitivity");
+	equals(el.data("scrollSpeed.sortable"), 20, "scrollSpeed");
 	equals(el.data("cancel.sortable"), ":input,button", "cancel");
 	equals(el.data("items.sortable"), "> *", "items");
 	equals(el.data("zIndex.sortable"), 1000, "zIndex");