Dialog: Add type="button" to the close button. Fixed #9312: Dialog: closes on enter in textbox in IE.
Accordion: Removing unused ui-accordion-noicons class.
(cherry picked from commit e8c4d21bf495719c7746134e08cd32097c8bf980)
Autocomplete: Scope race condition handling to the instance. Fixes #9334 - Autocomplete: Multiple instances should be able to start asynchronous requests simultaneously.
Resizable: Fixed sign error on offset calculation. Fixes #9307 - Resizable: Erratic behavior of contained elements within scrollable grandparents
Droppable: Defer querying of offsetWidth and offsetHeight until they're required. Fixes #9339 - Droppable: offsetWidth and offsetHeight are queried unnecessarily causing synchronous reflow.
Droppable: Style guide conformance.