message: fixed problem with exclude from api
diff: @@ -131,7 +131,7 @@ export class ContextEntity<idType> extends Entity<idType>{
  }
  _getExcludedColumns(x: Entity<any>) {
  let r = x.__iterateColumns().filter(c => {
  - return !c.excludeFromApi;
  + return c.excludeFromApi;
  });
  return r;
  }
  