Updating 'jQuery' to 1.9.1.
Slider: allow range option to be changed. Fixed #5602 - Slider Does Not Exhibit Proper Behavior When Switching Range
Autocomplete: Optimize element type checks for speed and size.
Datepicker: Use entity number instead of entity name when escaping single quotes.
Autocomplete: Use .ui-front instead of .zIndex() for the suggestions menu.