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/paras.asm

@@ -1,10 +1,10 @@
-; ParasPokedexEntry: ; 0x18297f
 	db "MUSHROOM@" ; species name
 	dw 100, 120 ; height, weight
 
 	db   "The tochukaso"
 	next "growing on this"
 	next "#MON's back"
+
 	page "orders it to"
 	next "extract juice from"
 	next "tree trunks.@"