Prepare for Amateur Radio examinations.
Includes full question pools:
* Technician (effective till 2014-06-30)
* General (effective July 1, 2011)
* Extra (effective till 2012-06-30)
* Updated latest Technician question pool.
* Correct crash when changing orientation.
* Fixed most common cause of crashes
* Added ability to clear answers and start over. Now when you've mastered all the questions, you can do it again to get faster.