Batch of fixes from the Lancaster doc review (#451)

* Local commit.

* local commit

* Doc fixes from Lancaster review.

* I don't want to change these yet.

* Trailing newlines, arrr.

* Get the 'Game' cards setup.

* Take block support off of 'show animation'.

* Add 'see also' for showArrow().

docs/reference/game/change-sprite-property.md

@@ -1,10 +1,10 @@
-# Get Sprite Property
+# change Sprite Property
 
 Change the kind of [number](/types/number) you say for a [sprite](/reference/game/create-sprite).
 
 ```sig
 let item: game.LedSprite = null;
-item.set(LedSpriteProperty.X, 0);
+item.change(LedSpriteProperty.X, 0);
 ```
 
 ### Parameters