Slider tests: Don't use .on().
Slider tests: Use ui-slider not uiSlider for data key.
Draggable: Whitespace
Draggable Tests: Add test coverage for supported options
Draggable Tests: Style Sweep
Draggable Tests: Fix snap test failures in IE8
Merge branch 'master' into interactions

Conflicts:
	tests/unit/draggable/draggable.html
	tests/unit/draggable/draggable_common.js
	tests/unit/draggable/draggable_core.js
	tests/unit/draggable/draggable_options.js
	tests/unit/draggable/draggable_test_helpers.js
	tests/unit/droppable/droppable.html
	ui/jquery.ui.draggable.js
	ui/jquery.ui.droppable.js
	ui/jquery.ui.sortable.js
Draggable Tests: Fix containment tests
Draggable: Fix backCompat for scrollSpeed, scrollSensitivity, and containment as an array
Draggable Tests: refix failed tests
Merge branch 'master' into interactions2
Draggable: Cleanup.
Draggable: Cleanup.
Draggable: Removed 'option' from default exclude option (should be handled by 'select').
Draggable: Use outerWidth/Height for iframe blocks.
Draggable: Cleanup.
Updated docs links.
Draggable: Don't guard against invalid helper values.
Draggable: Move _resetDomPosition() out of the interaction interface section.
Draggable: Don't return a value in _move().