BEE Backport bacula/src/filed/verify.c

BEE Backport bacula/src/filed/verify.c

This commit is the result of the squash of the following main commits:

Author: Alain Spineux <alain@baculasystems.com>
Date:   Tue Aug 28 17:14:31 2018 +0200

    snapshot: maintain both paths instead of stripping and unstripping

    - snap_fname is the path inside the snapshot used for "system" operation
    - fname is the path from the FileSet used for display and for SD or DIR
      "computation"
    - when snapshot is not in used, both are equal