message: Export everything from Property.ts, not just ECProperty.
diff: @@ -13,4 +13,4 @@ export { default as CustomAttributeClass } from "./Metadata/CustomAttributeClass
  export { default as Enumeration, Enumerator } from "./Metadata/Enumeration";
  export { default as KindOfQuantity } from "./Metadata/KindOfQuantity";
  export { default as PropertyCategory } from "./Metadata/PropertyCategory";
  -export { ECProperty } from "./Metadata/Property";
  +export * from "./Metadata/Property";
  