Centralize location of memory pools

This commit centralizes the location of memory pools and adds an
associated script (scripts/get_memory_map.sh) to read the memory map.

include/card.h

@@ -6,6 +6,9 @@
 
 #include "sprite.h"
 
+#define MAX_CARDS (NUM_SUITS * NUM_RANKS)
+#define MAX_CARDS_ON_SCREEN 16
+
 #define CARD_TID 0
 #define CARD_SPRITE_OFFSET 16
 #define CARD_PB 0
@@ -69,4 +72,4 @@ void card_object_set_selected(CardObject* card_object, bool selected);
 bool card_object_is_selected(CardObject* card_object);
 Sprite* card_object_get_sprite(CardObject* card_object);
 
-#endif // CARD_H
+#endif // CARD_H