Add three tests for the get_root_namespace op. The test for   get_root_namespace [ "Foo" ] is failing.
Add three tests for the get_root_namespace op.
The test for
  get_root_namespace [ "Foo" ]
is failing.


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@14865 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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