Patch from Simon Glover <scog@amnh.org>:
Patch from Simon Glover <scog@amnh.org>:

 We can now get usage information for test_parrot without having to
 grep the source.


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@1220 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot