Adds a Trait system (#4048)

* Works on trait system, wip.

* Finalizes traits.
Fixes a few bugs with medical machines assuming a max health of 100.

code/modules/mob/_modifiers/cloning.dm

@@ -34,4 +34,12 @@
 	on_created_text = "<span class='warning'>Life suddenly feels more precious.</span>"
 	on_expired_text = "<span class='notice'>Death is cheap again.</span>"
 
+	flags = MODIFIER_GENETIC
+
+
+// Prevents borging (specifically the MMI part), actual effect is on the MMI.
+/datum/modifier/no_borg
+	name = "Cyboernetic Incompatability"
+	desc = "For whatever reason, your brain is incompatable with direct cybernetic interfaces, such as the MMI."
+
 	flags = MODIFIER_GENETIC