Move battle start animation functions to its own file

macros.asm

@@ -111,7 +111,7 @@ dwcoord: MACRO
 	endr
 	ENDM
 
-ldcoord: MACRO
+ldcoord_a: MACRO
 	if _NARG < 3
 	ld [TileMap + SCREEN_WIDTH * (\2) + (\1)], a
 	else
@@ -119,6 +119,14 @@ ldcoord: MACRO
 	endc
 	ENDM
 
+lda_coord: MACRO
+	if _NARG < 3
+	ld a, [TileMap + SCREEN_WIDTH * (\2) + (\1)]
+	else
+	ld a, [\3 + SCREEN_WIDTH * (\2) + (\1)]
+	endc
+	ENDM
+
 ; pic animations
 frame: MACRO
 	db \1