Verify data table and name list sizes with assertion macros

Fixes #312

data/battle/stat_mod_names.asm

@@ -0,0 +1,17 @@
+; Stats that move effects can raise or lower
+; The relevant move effect IDs correspond to the stats
+
+StatModTextStrings:
+	list_start StatModTextStrings
+	li "ATTACK"
+	li "DEFENSE"
+	li "SPEED"
+	li "SPECIAL"
+	assert_list_length SPECIAL_DOWN_SIDE_EFFECT - ATTACK_DOWN_SIDE_EFFECT + 1
+	li "ACCURACY"
+	li "EVADE"
+	assert_list_length NUM_STAT_MODS - 2 ; two bytes are unused
+	assert_list_length EVASION_UP1_EFFECT - ATTACK_UP1_EFFECT + 1
+	assert_list_length EVASION_DOWN1_EFFECT - ATTACK_DOWN1_EFFECT + 1
+	assert_list_length EVASION_UP2_EFFECT - ATTACK_UP2_EFFECT + 1
+	assert_list_length EVASION_DOWN2_EFFECT - ATTACK_DOWN2_EFFECT + 1

data/battle/stat_names.asm

@@ -1,7 +1,10 @@
-StatsTextStrings:
-	db "ATTACK@"
-	db "DEFENSE@"
-	db "SPEED@"
-	db "SPECIAL@"
-	db "ACCURACY@"
-	db "EVADE@"
+; Stats that vitamins can raise or lower
+
+VitaminStats:
+	list_start VitaminStats
+	li "HEALTH"
+	li "ATTACK"
+	li "DEFENSE"
+	li "SPEED"
+	li "SPECIAL"
+	assert_list_length NUM_STATS