Convert most mobs to Initialize() (#2540)

I'm sure this won't break anything at all.

code/modules/mining/minebot.dm

@@ -15,9 +15,8 @@
 	var/melee_upgrade
 	var/drill_upgrade
 
-/mob/living/silicon/robot/drone/mining/New()
-
-	..()
+/mob/living/silicon/robot/drone/mining/Initialize()
+	. = ..()
 
 	verbs += /mob/living/proc/hide
 	remove_language("Robot Talk")
@@ -238,4 +237,4 @@
 	M.drill_upgrade = 1
 	if(!M.jetpack)
 		M.jetpack = new /obj/item/weapon/tank/jetpack/carbondioxide/synthetic(src)
-	qdel(src)
+	qdel(src)