Mark statements as seen at the end of an interaction.

This fixes #1185, an issue where the skip buttons is insensitive
during the transition.

renpy/display/core.py

@@ -2543,6 +2543,7 @@ def interact(self, clear=True, suppress_window=False, trans_pause=False, **kwarg
 
             self.restart_interaction = True
 
+            renpy.game.context().mark_seen()
             renpy.game.context().scene_lists.shown_window = False
 
     def interact_core(self,