Bug Fixes
- #2380: Specifying a Title and OptGroups creates a redundant divider
- #2381: Tick/check mark rendering in Firefox
- #2391: setStyle fails if newElement.parentNode is a document fragment
- #2393: liHeight does not consider custom option content when computing li height
- #2442: Using a class in optgroup results in an error on refresh in chrome
- #2445: Problem with refresh and selected item
- #2446: Bootstrap select property '_dataApiKeydownHandler' error