make sure toolbar items for navigations are updated after reloading the document
make sure toolbar items for navigations are updated after reloading the document
WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app,WoLpH/skim,WoLpH/skim,WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app,WoLpH/skim,ycaihua/skim-app