• ComboBox: Use small border if used as table editor.
• ToolBar: Disable focusability of buttons in toolbar.
• OptionPane: Fixed rendering of longer HTML text. (issue #12)
• EditorPane and TextPane: Fixed font and text color when using HTML content.
  (issue #9)
• ComboBox: Fixed StackOverflowError when switching LaF. (issue #14)
• SwingX: Support JXBusyLabel, JXDatePicker, JXHeader, JXHyperlink,
  JXMonthView, JXTaskPaneContainer and JXTaskPane. (issue #8)