=== 1.72.2 2009-11-10
* 1 major enhancement:
  * ability to limit the instruction count for a context

=== 1.72.1 2009-11-09
* 4 major enhancements:
  * easily manipulate javascript objects from ruby (NativeObject)
  * make NativeObject Enumerable
  * to_h and to_json for NativeObject
  * embed ruby instances and call methods from javascript

=== 1.72.0 2009-09-24

* 2 major enhancements:
  * evaluate javascript in jruby
  * embed callable ruby objects in javascript