Clean up comments

Base data: types uniquely lacked a comment; items on one line; distinguish unknowns
Dex entries: don't imply that pointers don't exist

data/pokemon/dex_entries/jolteon.asm

@@ -1,10 +1,10 @@
-; JolteonPokedexEntry: ; 0x1cc28b
 	db "LIGHTNING@" ; species name
 	dw 207, 540 ; height, weight
 
 	db   "The negatively"
 	next "charged ions"
 	next "generated in its"
+
 	page "fur create a"
 	next "constant sparking"
 	next "noise.@"