code: function __safeReplacer(prop, val) {
  	if (prop === "entityAspect" || prop === "complexAspect" || prop === "entityType" || prop === "complexType"
  	|| prop === "constructor" || prop.charAt(0) === '_' || prop.charAt(0) === '$') return;
  	return val;
  }
docs: default replacer function for __toJSONSafe.  Excludes entityAspect and other internal properties