Adding type_of fix

Author: GavinMendelGleason

lib/query/woqlQuery.js

@@ -1070,8 +1070,8 @@ WOQLQuery.prototype.type_of = function (a, b) {
   if (!a || !b) return this.parameterError('type_of takes two parameters, both values');
   if (this.cursor['@type']) this.wrapCursorWithAnd();
   this.cursor['@type'] = 'TypeOf';
-  this.cursor.value = this.cleanClass(a);
-  this.cursor.type = this.cleanClass(b);
+  this.cursor.value = this.cleanObject(a);
+  this.cursor.type = this.cleanSubject(b);
   return this;
 };