remove workaround for goToDestination on 10.13, as this was fixed in 10.13.4
remove workaround for goToDestination on 10.13, as this was fixed in 10.13.4

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