Correctly redraw the top two lines in copy mode when they are selected - the selection was being updated before the redraw so the markings were lost. Based on a fix from J Raynor.
Correctly redraw the top two lines in copy mode when they are selected -
the selection was being updated before the redraw so the markings were
lost. Based on a fix from J Raynor.

klaxalk/tmux,klaxalk/tmux,klaxalk/tmux,klaxalk/tmux,klaxalk/tmux