feat(iw5): marathon perk

iw5/scripts/mp/_jump.gsc

@@ -28,6 +28,7 @@ onPlayerConnect()
 
 		player thread jumper();
 		player thread displaySpeed();
+		player thread onPlayerSpawned();
 	}
 }
 
@@ -115,3 +116,15 @@ jumper()
 		}
 	}
 }
+
+onPlayerSpawned()
+{
+	GENERIC_COROUTINE_END;
+
+	while ( true )
+	{
+		self waittill( "spawned_player" );
+
+        self setPerk( "specialty_marathon", true, false );
+	}
+}