Messages added to quest configs

Subsurface/Content/Quests.xml

@@ -8,7 +8,8 @@
     radarlabel="Infrasonic signal"
     failuremessage="Retrieving the artifact failed"
     successmessage="The artifact has been succesfully retrieved"
-    itemname="Skyholder Artifact">    
+    itemname="Skyholder Artifact">
+    <message header="Artifact collected" message="The artifact is now on board. Navigate the submarine out of the cavern to claim the reward."/>
   </SalvageQuest>
 
   <SalvageQuest
@@ -20,6 +21,7 @@
     failuremessage="Retrieving the artifact failed"
     successmessage="The artifact has been succesfully retrieved"
     itemname="Thermal Artifact">
+    <message header="Artifact collected" message="The artifact is now on board. Navigate the submarine out of the cavern to claim the reward."/>
   </SalvageQuest>
 
   <MonsterQuest
@@ -30,6 +32,7 @@
     radarlabel="Moloch"
     successmessage="The Moloch has been killed."
     monsterfile="Content/Characters/Moloch/moloch.xml">
+    <message header="Target terminated" message="The moloch is dead. Navigate the submarine out of the cavern to claim the reward."/>
   </MonsterQuest>
 
   <MonsterQuest
@@ -40,6 +43,7 @@
     radarlabel="Tiger Thresher"
     successmessage="The Tiger Thresher has been killed."
     monsterfile="Content/Characters/TigerThresher/tigerthresher.xml">
+    <message header="Target terminated" message="The thresher is dead. Navigate the submarine out of the cavern to claim the reward."/>
   </MonsterQuest>
 
   <MonsterQuest