message: Remove index.ts erro
diff: @@ -13,7 +13,6 @@ export { default as Mixin } from "./Metadata/Mixin";
  export { default as RelationshipClass, RelationshipConstraint } from "./Metadata/RelationshipClass";
  export { default as CustomAttributeClass } from "./Metadata/CustomAttributeClass";
  export { default as Enumeration, Enumerator } from "./Metadata/Enumeration";
  -export { default as KindOfQuantity, FormatUnitSet } from "./Metadata/KindOfQuantity";
  export { default as PropertyCategory } from "./Metadata/PropertyCategory";
  export * from "./Metadata/Property";
  export * from "./Deserialization/SchemaXmlFileLocater";
  