Zombies sholud cast Disease after attack (H3 ability).

config/creatures/necropolis.json

@@ -72,6 +72,15 @@
 			"killed": "ZMBLKILL.wav",
 			"move": "ZMBLMOVE.wav",
 			"wince": "ZMBLWNCE.wav"
+		},
+		"abilities":
+		{
+			"castDisease" : 
+			{
+				"type" : "SPELL_AFTER_ATTACK",
+				"subtype" : "spell.disease",
+				"val" : 20
+			}
 		}
 	},
 	"wight" :