diff --git a/types/plugins/XKTLoaderPlugin/XKTLoaderPlugin.d.ts b/types/plugins/XKTLoaderPlugin/XKTLoaderPlugin.d.ts
index b8085ca600..b2767b4eaf 100644
--- a/types/plugins/XKTLoaderPlugin/XKTLoaderPlugin.d.ts
+++ b/types/plugins/XKTLoaderPlugin/XKTLoaderPlugin.d.ts
@@ -1,277 +1,281 @@
-import { Plugin, Viewer, VBOSceneModel, IFCObjectDefaults } from "../../viewer";
+import {IFCObjectDefaults, Plugin, VBOSceneModel, Viewer} from "../../viewer";
 
 export declare type XKTLoaderPluginConfiguration = {
-  /** Optional ID for this plugin, so that we can find it within {@link Viewer.plugins}. */
-  id?: string;
-  /** Map of initial default states for each loaded {@link Entity} that represents an object.  Default value is {@link IFCObjectDefaults}.*/
-  objectDefaults?: IFCObjectDefaults;
-  /** A custom data source through which the XKTLoaderPlugin can load model and metadata files. Defaults to an instance of {@link XKTDefaultDataSource}, which loads uover HTTP. */
-  dataSource?: IXKTDefaultDataSource;
-  /** When loading metadata, only loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
-  includeTypes?: string[];
-  /** When loading metadata, never loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
-  excludeTypes?: string[];
-  /** When loading metadata and this is ````true````, will only load {@link Entity}s that have {@link MetaObject}s (that are not excluded). This is useful when we don't want Entitys in the Scene that are not represented within IFC navigation components, such as {@link TreeViewPlugin}. */
-  excludeUnclassifiedObjects?: boolean;
-  /** Indicates whether to enable geometry reuse */
-  reuseGeometries?: boolean;
-  /** Maximum geometry batch size, as number of vertices. */
-  maxGeometryBatchSize?: number;
+    /** Optional ID for this plugin, so that we can find it within {@link Viewer.plugins}. */
+    id?: string;
+    /** Map of initial default states for each loaded {@link Entity} that represents an object.  Default value is {@link IFCObjectDefaults}.*/
+    objectDefaults?: IFCObjectDefaults;
+    /** A custom data source through which the XKTLoaderPlugin can load model and metadata files. Defaults to an instance of {@link XKTDefaultDataSource}, which loads uover HTTP. */
+    dataSource?: IXKTDefaultDataSource;
+    /** When loading metadata, only loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
+    includeTypes?: string[];
+    /** When loading metadata, never loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
+    excludeTypes?: string[];
+    /** When loading metadata and this is ````true````, will only load {@link Entity}s that have {@link MetaObject}s (that are not excluded). This is useful when we don't want Entitys in the Scene that are not represented within IFC navigation components, such as {@link TreeViewPlugin}. */
+    excludeUnclassifiedObjects?: boolean;
+    /** Indicates whether to enable geometry reuse */
+    reuseGeometries?: boolean;
+    /** Maximum geometry batch size, as number of vertices. */
+    maxGeometryBatchSize?: number;
 };
 
 export declare type LoadXKTModel = {
-  /** ID to assign to the root {@link Entity.id}, unique among all components in the Viewer's {@link Scene}, generated automatically by default. */
-  id?: string;
-  /** Path to a *````.xkt````* file, as an alternative to the ````xkt```` parameter. */
-  src?: string;
-  /** The *````.xkt````* file data, as an alternative to the ````src```` parameter. */
-  xkt?: ArrayBuffer;
-  /** Path to an optional metadata file, as an alternative to the ````metaModelData```` parameter. */
-  metaModelSrc?: string;
-  /** JSON model metadata, as an alternative to the ````metaModelSrc```` parameter. */
-  metaModelData?: any;
-  /** Map of initial default states for each loaded {@link Entity} that represents an object. Default value is {@link IFCObjectDefaults}. */
-  objectDefaults?: object;
-  /** When loading metadata, only loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
-  includeTypes?: string[]
-  /** When loading metadata, never loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
-  excludeTypes?: string[];
-  /** Whether or not xeokit renders the model with edges emphasized. */
-  edges?: boolean;
-  /** The model's World-space double-precision 3D origin. Use this to position the model within xeokit's World coordinate system, using double-precision coordinates. */
-  origin?: number[];
-  /** The model single-precision 3D position, relative to the ````origin```` parameter. */
-  position?: number[];
-  /** The model's scale. */
-  scale?: number[];
-  /** The model's orientation, given as Euler angles in degrees, for each of the X, Y and Z axis. */
-  rotation?: number[];
-  /** The model's world transform matrix. Overrides the position, scale and rotation parameters. Relative to ````origin````.*/
-  matrix?: number[];
-  /** Indicates if Scalable Ambient Obscurance (SAO) will apply to the model. SAO is configured by the Scene's {@link SAO} component. Only works when {@link SAO.enabled} is also ````true```` */
-  saoEnabled?: boolean;
-  /** Indicates if physically-based rendering (PBR) will apply to the model. Only works when {@link Scene.pbrEnabled} is also ````true````. */
-  pbrEnabled?: boolean;
-  /** When we set this ````true````, then we force rendering of backfaces for the model. */
-  backfaces?: boolean;
-  /** When loading metadata and this is ````true````, will only load {@link Entity}s that have {@link MetaObject}s (that are not excluded). */
-  excludeUnclassifiedObjects?: boolean;
-  /** Indicates whether to globalize each {@link Entity.id} and {@link MetaObject.id}, in case you need to prevent ID clashes with other models. */
-  globalizeObjectIds?: boolean;
-  /** Indicates whether to enable geometry reuse */
-  reuseGeometries?: boolean;
+    /** ID to assign to the root {@link Entity.id}, unique among all components in the Viewer's {@link Scene}, generated automatically by default. */
+    id?: string;
+    /** Path or URL to a *````.xkt````* file, as an alternative to the ````xkt```` parameter. */
+    src?: string;
+    /** The *````.xkt````* file data, as an alternative to the ````src```` parameter. */
+    xkt?: ArrayBuffer;
+    /** Path or URL to an optional metadata file, as an alternative to the ````metaModelData```` parameter. */
+    metaModelSrc?: string;
+    /** JSON model metadata, as an alternative to the ````metaModelSrc```` parameter. */
+    metaModelData?: any;
+    /** Path or URL to a JSON manifest file that provides paths or URLs to ````.xkt```` files to load as parts of the model. Use this option to load models that have been split intomultiple XKT files. See [tutorial](https://www.notion.so/xeokit/Automatically-Splitting-Large-Models-for-Better-Performance-165fc022e94742cf966ee50003572259) for more info.*/
+    manifestSrc?: any;
+    /** A JSON manifest object (as an alternative to a path or URL) that provides paths or URLs to ````.xkt```` files to load as parts of the model. Use this option to load models that have been split intomultiple XKT files. See [tutorial](https://www.notion.so/xeokit/Automatically-Splitting-Large-Models-for-Better-Performance-165fc022e94742cf966ee50003572259) for more info. */
+    manifest?: object;
+    /** Map of initial default states for each loaded {@link Entity} that represents an object. Default value is {@link IFCObjectDefaults}. */
+    objectDefaults?: object;
+    /** When loading metadata, only loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
+    includeTypes?: string[]
+    /** When loading metadata, never loads objects that have {@link MetaObject}s with {@link MetaObject.type} values in this list. */
+    excludeTypes?: string[];
+    /** Whether or not xeokit renders the model with edges emphasized. */
+    edges?: boolean;
+    /** The model's World-space double-precision 3D origin. Use this to position the model within xeokit's World coordinate system, using double-precision coordinates. */
+    origin?: number[];
+    /** The model single-precision 3D position, relative to the ````origin```` parameter. */
+    position?: number[];
+    /** The model's scale. */
+    scale?: number[];
+    /** The model's orientation, given as Euler angles in degrees, for each of the X, Y and Z axis. */
+    rotation?: number[];
+    /** The model's world transform matrix. Overrides the position, scale and rotation parameters. Relative to ````origin````.*/
+    matrix?: number[];
+    /** Indicates if Scalable Ambient Obscurance (SAO) will apply to the model. SAO is configured by the Scene's {@link SAO} component. Only works when {@link SAO.enabled} is also ````true```` */
+    saoEnabled?: boolean;
+    /** Indicates if physically-based rendering (PBR) will apply to the model. Only works when {@link Scene.pbrEnabled} is also ````true````. */
+    pbrEnabled?: boolean;
+    /** When we set this ````true````, then we force rendering of backfaces for the model. */
+    backfaces?: boolean;
+    /** When loading metadata and this is ````true````, will only load {@link Entity}s that have {@link MetaObject}s (that are not excluded). */
+    excludeUnclassifiedObjects?: boolean;
+    /** Indicates whether to globalize each {@link Entity.id} and {@link MetaObject.id}, in case you need to prevent ID clashes with other models. */
+    globalizeObjectIds?: boolean;
+    /** Indicates whether to enable geometry reuse */
+    reuseGeometries?: boolean;
 }
 
 export declare interface IXKTDefaultDataSource {
-  /**
+    /**
      * Gets metamodel JSON.
      *
      * @param {String|Number} metaModelSrc Identifies the metamodel JSON asset.
      * @param {Function(*)} ok Fired on successful loading of the metamodel JSON asset.
      * @param {Function(*)} error Fired on error while loading the metamodel JSON asset.
      */
-  getMetaModel(metaModelSrc: string | number, ok: (json: any)=> void, error: (e: Error)=> void): void;
+    getMetaModel(metaModelSrc: string | number, ok: (json: any) => void, error: (e: Error) => void): void;
 
-  /**
+    /**
      * Gets the contents of the given ````.xkt```` file in an arraybuffer.
      *
      * @param {String|Number} src Path or ID of an ````.xkt```` file.
      * @param {Function} ok Callback fired on success, argument is the ````.xkt```` file in an arraybuffer.
      * @param {Function} error Callback fired on error.
      */
-  getXKT(src: string | number, ok: (buffer: ArrayBuffer)=> void, error: (e: Error)=> void): void;
+    getXKT(src: string | number, ok: (buffer: ArrayBuffer) => void, error: (e: Error) => void): void;
 }
 
 /**
  * {@link Viewer} plugin that loads models from xeokit's optimized *````.XKT````* format.
  *
  */
- export declare class XKTLoaderPlugin extends Plugin {
-  /**
-   * @constructor
-   *
-   * @param {Viewer} viewer The Viewer.
-   * @param {XKTLoaderPluginConfiguration} cfg  Plugin configuration.
-   */
-  constructor(viewer: Viewer, cfg?: XKTLoaderPluginConfiguration);
+export declare class XKTLoaderPlugin extends Plugin {
+    /**
+     * @constructor
+     *
+     * @param {Viewer} viewer The Viewer.
+     * @param {XKTLoaderPluginConfiguration} cfg  Plugin configuration.
+     */
+    constructor(viewer: Viewer, cfg?: XKTLoaderPluginConfiguration);
 
-  /**
-   * Sets a custom data source through which the XKTLoaderPlugin can load models and metadata.
-   *
-   * Default value is {@link XKTDefaultDataSource}, which loads via HTTP.
-   *
-   * @type {IXKTDefaultDataSource}
-   */
-  set dataSource(arg: IXKTDefaultDataSource);
+    /**
+     * Sets a custom data source through which the XKTLoaderPlugin can load models and metadata.
+     *
+     * Default value is {@link XKTDefaultDataSource}, which loads via HTTP.
+     *
+     * @type {IXKTDefaultDataSource}
+     */
+    set dataSource(arg: IXKTDefaultDataSource);
 
-  /**
-   * Gets the custom data source through which the XKTLoaderPlugin can load models and metadata.
-   *
-   * Default value is {@link XKTDefaultDataSource}, which loads via HTTP.
-   *
-   * @type {IXKTDefaultDataSource}
-   */
-  get dataSource(): IXKTDefaultDataSource;
+    /**
+     * Gets the custom data source through which the XKTLoaderPlugin can load models and metadata.
+     *
+     * Default value is {@link XKTDefaultDataSource}, which loads via HTTP.
+     *
+     * @type {IXKTDefaultDataSource}
+     */
+    get dataSource(): IXKTDefaultDataSource;
 
-  /**
-   * Sets map of initial default states for each loaded {@link Entity} that represents an object.
-   *
-   * @type {IFCObjectDefaults}
-   */
-  set objectDefaults(arg: IFCObjectDefaults);
+    /**
+     * Sets map of initial default states for each loaded {@link Entity} that represents an object.
+     *
+     * @type {IFCObjectDefaults}
+     */
+    set objectDefaults(arg: IFCObjectDefaults);
 
-  /**
-   * Gets map of initial default states for each loaded {@link Entity} that represents an object.
-   *
-   * @type {IFCObjectDefaults}
-   */
-  get objectDefaults(): IFCObjectDefaults;
+    /**
+     * Gets map of initial default states for each loaded {@link Entity} that represents an object.
+     *
+     * @type {IFCObjectDefaults}
+     */
+    get objectDefaults(): IFCObjectDefaults;
 
-  /**
-   * Sets the whitelist of the IFC types loaded by this XKTLoaderPlugin.
-   *
-   * When loading models with metadata, causes this XKTLoaderPlugin to only load objects whose types are in this
-   * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
-   *
-   * Default value is ````undefined````.
-   *
-   * @type {String[]}
-   */
-  set includeTypes(arg: string[]);
+    /**
+     * Sets the whitelist of the IFC types loaded by this XKTLoaderPlugin.
+     *
+     * When loading models with metadata, causes this XKTLoaderPlugin to only load objects whose types are in this
+     * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
+     *
+     * Default value is ````undefined````.
+     *
+     * @type {String[]}
+     */
+    set includeTypes(arg: string[]);
 
-  /**
-   * Gets the whitelist of the IFC types loaded by this XKTLoaderPlugin.
-   *
-   * When loading models with metadata, causes this XKTLoaderPlugin to only load objects whose types are in this
-   * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
-   *
-   * Default value is ````undefined````.
-   *
-   * @type {String[]}
-   */
+    /**
+     * Gets the whitelist of the IFC types loaded by this XKTLoaderPlugin.
+     *
+     * When loading models with metadata, causes this XKTLoaderPlugin to only load objects whose types are in this
+     * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
+     *
+     * Default value is ````undefined````.
+     *
+     * @type {String[]}
+     */
 
-  get includeTypes(): string[];
+    get includeTypes(): string[];
 
-  /**
-   * Sets the blacklist of IFC types that are never loaded by this XKTLoaderPlugin.
-   *
-   * When loading models with metadata, causes this XKTLoaderPlugin to **not** load objects whose types are in this
-   * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
-   *
-   * Default value is ````undefined````.
-   *
-   * @type {String[]}
-   */
-  set excludeTypes(arg: string[]);
+    /**
+     * Sets the blacklist of IFC types that are never loaded by this XKTLoaderPlugin.
+     *
+     * When loading models with metadata, causes this XKTLoaderPlugin to **not** load objects whose types are in this
+     * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
+     *
+     * Default value is ````undefined````.
+     *
+     * @type {String[]}
+     */
+    set excludeTypes(arg: string[]);
 
-  /**
-   * Gets the blacklist of IFC types that are never loaded by this XKTLoaderPlugin.
-   *
-   * When loading models with metadata, causes this XKTLoaderPlugin to **not** load objects whose types are in this
-   * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
-   *
-   * Default value is ````undefined````.
-   *
-   * @type {String[]}
-   */
-  get excludeTypes(): string[];
+    /**
+     * Gets the blacklist of IFC types that are never loaded by this XKTLoaderPlugin.
+     *
+     * When loading models with metadata, causes this XKTLoaderPlugin to **not** load objects whose types are in this
+     * list. An object's type is indicated by its {@link MetaObject}'s {@link MetaObject.type}.
+     *
+     * Default value is ````undefined````.
+     *
+     * @type {String[]}
+     */
+    get excludeTypes(): string[];
 
-  /**
-   * Sets whether we load objects that don't have IFC types.
-   *
-   * When loading models with metadata and this is ````true````, XKTLoaderPlugin will not load objects
-   * that don't have IFC types.
-   *
-   * Default value is ````false````.
-   *
-   * @type {Boolean}
-   */
-  set excludeUnclassifiedObjects(arg: boolean);
+    /**
+     * Sets whether we load objects that don't have IFC types.
+     *
+     * When loading models with metadata and this is ````true````, XKTLoaderPlugin will not load objects
+     * that don't have IFC types.
+     *
+     * Default value is ````false````.
+     *
+     * @type {Boolean}
+     */
+    set excludeUnclassifiedObjects(arg: boolean);
 
-  /**
-   * Gets whether we load objects that don't have IFC types.
-   *
-   * When loading models with metadata and this is ````true````, XKTLoaderPlugin will not load objects
-   * that don't have IFC types.
-   *
-   * Default value is ````false````.
-   *
-   * @type {Boolean}
-   */
-  get excludeUnclassifiedObjects(): boolean;
+    /**
+     * Gets whether we load objects that don't have IFC types.
+     *
+     * When loading models with metadata and this is ````true````, XKTLoaderPlugin will not load objects
+     * that don't have IFC types.
+     *
+     * Default value is ````false````.
+     *
+     * @type {Boolean}
+     */
+    get excludeUnclassifiedObjects(): boolean;
 
-  /**
-   * Sets whether XKTLoaderPlugin enables geometry reuse when loading models.
-   *
-   * Default value is ````true````.
-   *
-   * Geometry reuse saves memory, but can impact Viewer performance when there are many reused geometries. For
-   * this reason, we can set this ````false```` to disable geometry reuse for models loaded by this XKTLoaderPlugin
-   * (which will then "expand" the geometry instances into batches instead).
-   *
-   * The result will be be less WebGL draw calls (which are expensive), at the cost of increased memory footprint.
-   *
-   * See [.769](https://github.com/xeokit/xeokit-sdk/issues/769) for more info.
-   *
-   * @type {Boolean}
-   */
-  set reuseGeometries(arg: boolean);
+    /**
+     * Sets whether XKTLoaderPlugin enables geometry reuse when loading models.
+     *
+     * Default value is ````true````.
+     *
+     * Geometry reuse saves memory, but can impact Viewer performance when there are many reused geometries. For
+     * this reason, we can set this ````false```` to disable geometry reuse for models loaded by this XKTLoaderPlugin
+     * (which will then "expand" the geometry instances into batches instead).
+     *
+     * The result will be be less WebGL draw calls (which are expensive), at the cost of increased memory footprint.
+     *
+     * See [.769](https://github.com/xeokit/xeokit-sdk/issues/769) for more info.
+     *
+     * @type {Boolean}
+     */
+    set reuseGeometries(arg: boolean);
 
-  /**
-   * Gets whether XKTLoaderPlugin enables geometry reuse when loading models.
-   *
-   * Default value is ````true````.
-   *
-   * @type {Boolean}
-   */
-  get reuseGeometries(): boolean;
+    /**
+     * Gets whether XKTLoaderPlugin enables geometry reuse when loading models.
+     *
+     * Default value is ````true````.
+     *
+     * @type {Boolean}
+     */
+    get reuseGeometries(): boolean;
 
-  /**
-   * Gets the ````.xkt```` format versions supported by this XKTLoaderPlugin/
-   * @returns {string[]}
-   */
-  get supportedVersions(): string[];
+    /**
+     * Gets the ````.xkt```` format versions supported by this XKTLoaderPlugin/
+     * @returns {string[]}
+     */
+    get supportedVersions(): string[];
 
-  /**
-   * Sets whether XKTLoaderPlugin globalizes each {@link Entity.id} and {@link MetaObject.id} as it loads a model.
-   *
-   * Set  this ````true```` when you need to load multiple instances of the same model, to avoid ID clashes
-   * between the objects in the different instances.
-   *
-   * When we load a model with this set ````true````, then each {@link Entity.id} and {@link MetaObject.id} will be
-   * prefixed by the ID of the model, ie. ````<modelId>.<objectId>````.
-   *
-   * {@link Entity.originalSystemId} and {@link MetaObject.originalSystemId} will always hold the original, un-prefixed, ID values.
-   *
-   * Default value is ````false````.
-   *
-   * See the main {@link XKTLoaderPlugin} class documentation for usage info.
-   *
-   * @type {Boolean}
-   */
-  set globalizeObjectIds(arg: boolean);
+    /**
+     * Sets whether XKTLoaderPlugin globalizes each {@link Entity.id} and {@link MetaObject.id} as it loads a model.
+     *
+     * Set  this ````true```` when you need to load multiple instances of the same model, to avoid ID clashes
+     * between the objects in the different instances.
+     *
+     * When we load a model with this set ````true````, then each {@link Entity.id} and {@link MetaObject.id} will be
+     * prefixed by the ID of the model, ie. ````<modelId>.<objectId>````.
+     *
+     * {@link Entity.originalSystemId} and {@link MetaObject.originalSystemId} will always hold the original, un-prefixed, ID values.
+     *
+     * Default value is ````false````.
+     *
+     * See the main {@link XKTLoaderPlugin} class documentation for usage info.
+     *
+     * @type {Boolean}
+     */
+    set globalizeObjectIds(arg: boolean);
 
-  /**
-   * Gets whether XKTLoaderPlugin globalizes each {@link Entity.id} and {@link MetaObject.id} as it loads a model.
-   *
-   * Default value is ````false````.
-   *
-   * @type {Boolean}
-   */
-  get globalizeObjectIds(): boolean;
+    /**
+     * Gets whether XKTLoaderPlugin globalizes each {@link Entity.id} and {@link MetaObject.id} as it loads a model.
+     *
+     * Default value is ````false````.
+     *
+     * @type {Boolean}
+     */
+    get globalizeObjectIds(): boolean;
 
 
-  /**
-   * Loads an ````.xkt```` model into this XKTLoaderPlugin's {@link Viewer}.
-   *
-   * Since xeokit/xeokit-sdk 1.9.0, XKTLoaderPlugin has supported XKT 8, which bundles the metamodel
-   * data (eg. an IFC element hierarchy) in the XKT file itself. For XKT 8, we therefore no longer need to
-   * load the metamodel data from a separate accompanying JSON file, as we did with previous XKT versions.
-   * However, if we do choose to specify a separate metamodel JSON file to load (eg. for backward compatibility
-   * in data pipelines), then that metamodel will be loaded and the metamodel in the XKT 8 file will be ignored.
-   *
-   * @param {LoadXKTModel} params Loading parameters.
-   * @returns {VBOSceneModel} Entity representing the model, which will have {@link Entity.isModel} set ````true```` and will be registered by {@link Entity.id} in {@link Scene.models}.
-   */
-  load(params: LoadXKTModel): VBOSceneModel;
+    /**
+     * Loads an ````.xkt```` model into this XKTLoaderPlugin's {@link Viewer}.
+     *
+     * Since xeokit/xeokit-sdk 1.9.0, XKTLoaderPlugin has supported XKT 8, which bundles the metamodel
+     * data (eg. an IFC element hierarchy) in the XKT file itself. For XKT 8, we therefore no longer need to
+     * load the metamodel data from a separate accompanying JSON file, as we did with previous XKT versions.
+     * However, if we do choose to specify a separate metamodel JSON file to load (eg. for backward compatibility
+     * in data pipelines), then that metamodel will be loaded and the metamodel in the XKT 8 file will be ignored.
+     *
+     * @param {LoadXKTModel} params Loading parameters.
+     * @returns {VBOSceneModel} Entity representing the model, which will have {@link Entity.isModel} set ````true```` and will be registered by {@link Entity.id} in {@link Scene.models}.
+     */
+    load(params: LoadXKTModel): VBOSceneModel;
 }