version 0.1.6 (5-February-2006):
    * Added API for disabling spell checking in SexySpellEntry.
    * Added a SexyTooltip widget for providing custom widget content in
      a tooltip look-alike.
    * Added a SexyTreeView widget that provides per-cell tooltips.
    * Fixed some small bugs involving widget alllocation and requisition and
      and such in SexyUrlLabel.
    * Fixed some C99 compilation issues.
    * Fixed some copyright headers that were specifying the wrong license.
    * Require a newer version of iso-codes in order to fix a possible
      licensing issue.
    * Improved the documentation.