Objective bugfixes.

- Should fix the assigning of the identity theft objectives
- Fixes changelings greentexting identity theft when they shouldn't.
- Possibly fixes AI name issue with destroy objective.

code/datums/mind.dm

@@ -580,10 +580,22 @@ datum/mind
 					new_objective.target_amount = target_number
 
 				if("identity theft")
+					var/list/possible_targets = list("Free objective")
+					for(var/datum/mind/possible_target in ticker.minds)
+						if ((possible_target != src) && istype(possible_target.current, /mob/living/carbon/human))
+							possible_targets += possible_target.current
+
+					var/new_target = input("Select target:", "Objective target") as null|anything in possible_targets
+					if (!new_target)
+						return
+					var/datum/mind/targ = new_target
+					if(!istype(targ))
+						log_debug("Invalid target for identity theft objective, cancelling")
+						return
 					new_objective = new /datum/objective/escape/escape_with_identity
 					new_objective.owner = src
-					new_objective.find_target()
-
+					new_objective.target = new_target
+					new_objective.explanation_text = "Escape on the shuttle or an escape pod with the identity of [targ.current.real_name], the [targ.assigned_role] while wearing their identification card."
 				if ("custom")
 					var/expl = copytext(sanitize(input("Custom objective:", "Objective", objective ? objective.explanation_text : "") as text|null),1,MAX_MESSAGE_LEN)
 					if (!expl) return