Export animations of dummies, lights and cameras

Exporters/3ds Max/Max2Babylon/Exporter/BabylonExporter.GLTFExporter.Camera.cs

@@ -54,6 +54,8 @@ namespace Max2Babylon
             // No scaling defined for babylon camera. Use identity instead.
             gltfNode.scale = new float[3] { 1, 1, 1 };
 
+            // Animations
+            ExportNodeAnimation(babylonCamera, gltf, gltfNode);
 
             // --- prints ---
 

Exporters/3ds Max/Max2Babylon/Exporter/BabylonExporter.GLTFExporter.Light.cs

@@ -41,6 +41,9 @@ namespace Max2Babylon
             // No scaling defined for babylon light. Use identity instead.
             gltfNode.scale = new float[3] { 1, 1, 1 };
 
+            // Animations
+            ExportNodeAnimation(babylonLight, gltf, gltfNode);
+
             return gltfNode;
         }
     }

Exporters/3ds Max/Max2Babylon/Exporter/BabylonExporter.GLTFExporter.Mesh.cs

@@ -81,6 +81,7 @@ namespace Max2Babylon
             gltfMesh.index = gltf.MeshesList.Count;
             gltf.MeshesList.Add(gltfMesh);
             gltfMesh.idGroupInstance = babylonMesh.idGroupInstance;
+            var weights = new List<float>();
 
             // --------------------------
             // ---- glTF primitives -----