sandbox: remove god mode objects on departure

This ensures that their too large graphics do not appear for the player, the only departure is when the clonk dies or is removed.

planet/Tutorials.ocf/Sandbox.ocs/DevilsHand.ocd/Script.c

@@ -25,4 +25,10 @@ public func ControlUse(object clonk, int x, int y)
 public func QueryRejectDeparture(object clonk)
 {
 	return true;
+}
+
+public func Departure(object clonk)
+{
+	RemoveObject();
+	return;
 }

planet/Tutorials.ocf/Sandbox.ocs/GodsHand.ocd/Script.c

@@ -29,4 +29,10 @@ public func ControlUse(object clonk, int x, int y)
 public func QueryRejectDeparture(object clonk)
 {
 	return true;
+}
+
+public func Departure(object clonk)
+{
+	RemoveObject();
+	return;
 }

planet/Tutorials.ocf/Sandbox.ocs/System.ocg/SprayCan.c

@@ -66,3 +66,14 @@ public func ControlUseHolding(object clonk, int new_x, int new_y)
 	return true;
 }
 
+public func QueryRejectDeparture(object clonk)
+{
+	return true;
+}
+
+public func Departure(object clonk)
+{
+	RemoveObject();
+	return;
+}
+

planet/Tutorials.ocf/Sandbox.ocs/Teleporter.ocd/Script.c

@@ -27,4 +27,10 @@ public func ControlUse(object clonk, int x, int y)
 public func QueryRejectDeparture(object clonk)
 {
 	return true;
+}
+
+public func Departure(object clonk)
+{
+	RemoveObject();
+	return;
 }