Nodes - Fixed string format node not outputting numerics

Data model event node - Renamed to Data Model-Event Value Cycle
Data model event node - Added new data model event node that outputs the latest event data
Event conditions - Performance improvements

src/Artemis.Core/Models/Profile/Conditions/EventCondition.cs

@@ -146,6 +146,8 @@ public class EventCondition : CorePropertyChanged, INodeScriptCondition
             valueChangedNode.UpdateOutputPins(EventPath);
         }
 
+        if (!Script.Nodes.Contains(_startNode))
+            Script.AddNode(_startNode);
         Script.Save();
     }