HealthSystemTest has been created. This runs a single test simple test with HealthEvents and HealthSystem. Also some minor changes

include/Engine/Core/EPlayerDamage.h

@@ -11,6 +11,8 @@ struct PlayerDamage : Event
 {
     double DamageAmount;
     EntityID PlayerDamagedID;
+    //optional TypeOfDamage
+    std::string TypeOfDamage;
 };
 
 }

include/Engine/Core/EPlayerDeath.h

@@ -9,8 +9,10 @@ namespace Events
 
 struct PlayerDeath : Event
 {
-    std::string KilledBy;
+    //KilledBy,KilledByWhat is optional for now. It might be used later in the playerlog-system
+    EntityID KilledBy;
     EntityID PlayerID;
+    std::string KilledByWhat;
 };
 
 }

include/Engine/Core/EPlayerHealthPickup.h

@@ -10,8 +10,7 @@ namespace Events
 struct PlayerHealthPickup : Event
 {
     double HealthAmount;
-    EntityID HealthPickupID;
-    EntityID playerHealedID;
+    EntityID PlayerHealedID;
 };
 
 }