Update roadmap

docs/pages/roadmap.md

@@ -17,6 +17,7 @@ permalink: roadmap.html
 - Cards: Support mix of different card sizes in the same game
 - Game-Play: Move card to zone, stack, or drawer (E)
 - Game-Play: Animation for card and stack actions
+- Cards: Animated highlight
 - Game-Play: Special action buttons (i.e. button to reset rotation for all cards, button to turn all cards faceup, etc.)
 - Game-Play: Apply permissions for each other's decks/stacks/cards, shuffling, moving, deleting, viewing facedown, etc
 - Game-Play: Label which player is interacting with cards/playables