Renamed some variables.  Added functionality to delete tmp working directory. Modified messages in Assert commands.  Modified test fixture.  Cleaned up.
Renamed some variables.  Added functionality to delete tmp working directory.
Modified messages in Assert commands.  Modified test fixture.  Cleaned up.

faegi/php_ogr,faegi/php_ogr,faegi/php_ogr,ejn/php_ogr,ejn/php_ogr,ejn/php_ogr,faegi/php_ogr