Fix build

src/Bones/skeleton.ts

@@ -567,7 +567,6 @@ export class Skeleton implements IAnimatable {
             var bone = new Bone(source.name, result, parentBone, source.getBaseMatrix().clone(), source.getRestPose().clone());
             bone._index = source._index;
 
-
             if (source._linkedTransformNode) {
                 bone.linkTransformNode(source._linkedTransformNode);
             }

src/Meshes/transformNode.ts

@@ -430,7 +430,7 @@ export class TransformNode extends Node {
     public instantiateHierarchy(newParent: Nullable<TransformNode> = null, options?: { doNotInstantiate: boolean}, onNewNodeCreated?: (source: TransformNode, clone: TransformNode) => void): Nullable<TransformNode> {
         let clone = this.clone("Clone of " +  (this.name || this.id), newParent || this.parent, true);
 
-        if (clone) {        
+        if (clone) {
             if (onNewNodeCreated) {
                 onNewNodeCreated(this, clone);
             }

src/Morph/morphTarget.ts

@@ -90,12 +90,12 @@ export class MorphTarget implements IAnimatable {
         public name: string, influence = 0, scene: Nullable<Scene> = null) {
         this._scene = scene || EngineStore.LastCreatedScene;
         this.influence = influence;
-        
+
         if (this._scene) {
             this._uniqueId = this._scene.getUniqueId();
         }
     }
-    
+
     /**
      * Gets the unique ID of this manager
      */

src/Morph/morphTargetManager.ts

@@ -167,7 +167,7 @@ export class MorphTargetManager {
      */
     public clone(): MorphTargetManager {
         let copy = new MorphTargetManager(this._scene);
-        
+
         for (var target of this._targets) {
             copy.addTarget(target.clone());
         }

src/assetContainer.ts

@@ -57,6 +57,7 @@ export class AssetContainer extends AbstractScene {
     /**
      * Instantiate or clone all meshes and add the new ones to the scene.
      * Skeletons and animation groups will all be cloned
+     * @returns the list of instantiated entries
      */
     public instantiateModelsToScene(): InstantiatedEntries {
         let convertionMap: {[key: number]: number} = {};