optimization and obsoleted fixes

Unity/MeshGeneration/Factories/DirectionsFactory.cs

@@ -49,7 +49,7 @@ namespace Mapbox.Unity.MeshGeneration.Factories
 		{
 			if (_map == null)
 			{
-				_map = FindFirstObjectByType<AbstractMap>();
+				_map = FindAnyObjectByType<AbstractMap>();
 			}
 
 			_directions = MapboxAccess.Instance.Directions;

Unity/MeshGeneration/Modifiers/GameObjectModifiers/AddMonoBehavioursModifier.cs

@@ -27,7 +27,7 @@
 		{
 			foreach (var t in _types)
 			{
-				_tempId = ve.GameObject.GetInstanceID() + t.Type.FullName;
+				_tempId = ve.GameObject.GetEntityId() + t.Type.FullName;
 				if (!_scripts.Contains(_tempId))
 				{
 					ve.GameObject.AddComponent(t.Type);

Unity/MeshGeneration/Modifiers/MeshModifiers/ReplaceFeatureModifier.cs

@@ -92,7 +92,7 @@
 				}
 				if(_abstractMap == null)
 				{
-					_abstractMap = FindFirstObjectByType<AbstractMap>();
+					_abstractMap = FindAnyObjectByType<AbstractMap>();
 				}
 				if(_abstractMap != null)
 				{

Unity/Utilities/MapVisualizerPerformance.cs

@@ -22,7 +22,7 @@
 		{
 			TotalTime = 0;
 			_currentTest = 1;
-			_map = FindFirstObjectByType<AbstractMap>();
+			_map = FindAnyObjectByType<AbstractMap>();
 			_mapVisualizer = _map.MapVisualizer;
 
 			_mapVisualizer.OnMapVisualizerStateChanged += (s) =>