Use threaded animation in find progress spinner.
Use threaded animation in find progress spinner.

Cancel search when beginning a new one or clearing the searchfield.
WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app,ycaihua/skim-app,WoLpH/skim,WoLpH/skim,WoLpH/skim,WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app