Adding a new test xyz file.
This is Han's patch https://gna.org/task/download.php?file_id=13224 attached to the task http://gna.org/task/?7404.
This is a new xyz file, which contains several different models. This file should be put in the directory: test_suite/shared_data/structures.
Authored by: bugman 2011-06-16
Parent: [r13060]
Child: [r13062]
