message: Extend ILocalizableString interface for Creator V2
diff: @@ -11,7 +11,9 @@ export interface ILocalizableOwner {
  export interface ILocalizableString {
  getLocaleText(loc: string): string;
  setLocaleText(loc: string, newValue: string): any;
  + getJson(): any;
  getLocales(): Array<string>;
  + getIsMultiple(): boolean;
  }
  /**
  * The class represents the string that supports multi-languages and markdown.
  @@ -45,6 +47,7 @@ export class LocalizableString implements ILocalizableString {
  ) {
  this.onCreating();
  }
  + public getIsMultiple(): boolean { return false; }
  public get locale() {
  return this.owner && this.owner.getLocale ? this.owner.getLocale() : "";
  }
  @@ -286,6 +289,7 @@ export class LocalizableString implements ILocalizableString {
  export class LocalizableStrings implements ILocalizableString {
  private values: any = {};
  constructor(public owner: ILocalizableOwner) {}
  + public getIsMultiple(): boolean { return true; }
  public get locale() {
  return this.owner && this.owner.getLocale ? this.owner.getLocale() : "";
  }
  