always return the real current PDF settings form currentPDFSettings, so we also save the correct settings for default full screen settings
always return the real current PDF settings form currentPDFSettings, so we also save the correct settings for default full screen settings

JackieXie168/skim,JackieXie168/skim,JackieXie168/skim,JackieXie168/skim,JackieXie168/skim