OMPIO now uses the correct delete function depending on the fs
mca_common_ompio_file_delete now works this way instead
of calling POSIX unlink:
- create a minimal file handle with the given file name
- select the best fs component using this file handle
- call the component-specific file delete function
Signed-off-by: Gaëtan Bossu <gbossu@ddn.com>
8522ba112c