slightly reduced calculation of displayed page range for two-up at end
slightly reduced calculation of displayed page range for two-up at end
WoLpH/skim,WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app,ycaihua/skim-app,WoLpH/skim,ycaihua/skim-app,WoLpH/skim,WoLpH/skim,ycaihua/skim-app